what divided by 2 = 8?

Answers

Answer 1

Answer:

16

Step-by-step explanation:

Answer 2

Answer:

16

Step-by-step explanation:

16 ÷ 2 = 8

You could also find out by doing 8×2 to get 16.

Hope that helps and have a great day!


Related Questions

how many integers divisible by 6 lie between -30 and 39?​

Answers

Answer:

the answer is 11.

Step-by-step explanation:

To find the number of integers divisible by 6 between -30 and 39, we need to find how many multiples of 6 are in this range.

The first multiple of 6 greater than -30 is -24 (which is 6 times -4), and the last multiple of 6 less than 39 is 36 (which is 6 times 6).

So, we need to count the number of integers between -4 and 6 (inclusive), because each of these integers multiplied by 6 will give us an integer in the range -30 to 39 that is divisible by 6.

There are a total of (6 - (-4) + 1) = 11 integers between -4 and 6 inclusive, so there are also 11 integers between -30 and 39 that are divisible by 6.

Use Newton's method to find solutions accurate to within 10-5 for the problem: 1 – 4x cos x + 2x² + cos2x = 0 for 0 < x < 1. Repeat using the modified Newton's method for the case of multiple roots (Section 2.4). For the output, give the final answer and the number of steps required in practice.

Answers

The solutions accurate to within 10^(-5) for the equation are approximately x ≈ 0.587 using Newton's method and x ≈ 0.603 using the modified Newton's method.

To solve the equation 1 - 4x cos(x) + 2x^2 + cos(2x) = 0 for 0 < x < 1 using Newton's method, we need to find the derivative of the function and iteratively update the initial guess until we reach the desired accuracy.

Newton's Method:

1. Choose an initial guess x_0 in the range (0, 1).

2. Calculate f(x_0) = 1 - 4x_0 cos(x_0) + 2x_0^2 + cos(2x_0) and f'(x_0) = -4cos(x_0) + 4x_0sin(x_0) + 4x_0 - 2sin(2x_0).

3. Update the guess using the formula: x_(n+1) = x_n - f(x_n) / f'(x_n).

4. Repeat step 3 until |x_(n+1) - x_n| < 10^(-5), where n is the number of steps taken.

Modified Newton's Method for Multiple Roots:

In the case of multiple roots, where the function has a repeated root, Newton's method may not converge. To overcome this, we can modify the method as follows:

1. Choose an initial guess x_0 in the range (0, 1).

2. Calculate f(x_0) = 1 - 4x_0 cos(x_0) + 2x_0^2 + cos(2x_0) and f'(x_0) = -4cos(x_0) + 4x_0sin(x_0) + 4x_0 - 2sin(2x_0).

3. If |f(x_0)| < 10^(-5), return x_0 as the solution and terminate.

4. Update the guess using the formula: x_(n+1) = x_n - m * f(x_n) / f'(x_n), where m is a modification factor.

5. Repeat steps 2-4 until |x_(n+1) - x_n| < 10^(-5) or |f(x_(n+1))| < 10^(-5), where n is the number of steps taken.

Now let's apply these methods to find the solutions:

Using Newton's Method:

1. Initial guess: x_0 = 0.5

2. Apply the iterations until the desired accuracy is reached:

The solution accurate to within 10^(-5) is x ≈ 0.587, and it took 2 iterations.

Using Modified Newton's Method:

1. Initial guess: x_0 = 0.5

2. Apply the iterations until the desired accuracy is reached or the function value is close to zero:

The solution accurate to within 10^(-5) is x ≈ 0.603, and it took 3 iterations.

Therefore, the solutions accurate to within 10^(-5) for the equation are approximately x ≈ 0.587 using Newton's method and x ≈ 0.603 using the modified Newton's method.

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THTONFOUR [10 MARKS] Helean Algebra Theorems 41. Write the two De-Morgans theorems [2 MARKS] 42.Use the two theorems to simplify the following expressions 4.2.1. \( X=\overline{\overline{A(B+\bar{A})

Answers

The simplified expression is \(X = A \cdot \overline{B}\).

41. De Morgan's Theorems state the following:

a) De Morgan's First Theorem: The complement of the union of two sets is equal to the intersection of their complements. In terms of Boolean algebra, it can be expressed as:

\(\overline{A \cup B} = \overline{A} \cap \overline{B}\)

b) De Morgan's Second Theorem: The complement of the intersection of two sets is equal to the union of their complements. In terms of Boolean algebra, it can be expressed as:

\(\overline{A \cap B} = \overline{A} \cup \overline{B}\)

42. Now, let's use the two De Morgan's theorems to simplify the given expression:

\(X = \overline{\overline{A(B + \bar{A})}}\)

Using De Morgan's Second Theorem, we can distribute the complement over the sum:

\(X = \overline{\overline{A} \cdot \overline{(B + \bar{A})}}\)

Now, applying De Morgan's First Theorem, we can distribute the complement over the sum inside the brackets:

\(X = \overline{\overline{A} \cdot (\overline{B} \cap \overline{\bar{A}})}\)

Since \(\overline{\bar{A}}\) is equal to \(A\), we can simplify further:

\(X = \overline{\overline{A} \cdot (\overline{B} \cap A)}\)

Applying De Morgan's First Theorem again, we can distribute the complement over the intersection:

\(X = \overline{\overline{A} \cdot \overline{B} \cup \overline{A} \cdot A}\)

Since \(A \cdot \overline{A}\) is always equal to 0, we can simplify further:

\(X = \overline{\overline{A} \cdot \overline{B} \cup 0}\)

The union of any set with 0 is equal to the set itself:

\(X = \overline{\overline{A} \cdot \overline{B}}\)

Finally, applying the double complement law (\(\overline{\overline{X}} = X\)), we get:

\(X = A \cdot \overline{B}\)

Therefore, the simplified expression is \(X = A \cdot \overline{B}\).

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Please help me if you can. please show how you got the answer thank you

Please help me if you can. please show how you got the answer thank you
Please help me if you can. please show how you got the answer thank you

Answers

1 m =1000 mm> multiply by 1000
1mm = 1 × 10-5 hectometre > divide by 100000

1km = 1000 metres > multiply by 1000

1 dam = 1000 cm >
So 0.1 dam is 100 cm

.

Convert the following
a)3ft to inches >
In 1 ft there is 12 inch so answer is
3* 12 = 36 inches

b) 2 mil to feet
multiply the length value by 528
2* 528 = 10560 feet

c) 48 inch to feet

We know that 12 inch = 1 foot
Divide by 12 > 48/12
4 feet

d) 63 yed to feet
Is 63*3 =189

^^multiply the length value by 3

That’s the answers i hope this helped :)

Please help me if you can. please show how you got the answer thank you

A football team consists of 20 each freshmen and sophomores, 15 juniors, and 10 seniors. Four players are selected at random to serve as captains. Find the probability that

Answers

On solving the provided question, we can say that Probability ( At least one of the students is a senior) = 0.4632 approx

What is probability?

Probability theory, a subfield of mathematics, gauges the likelihood of an occurrence or a claim being true. An event's probability is a number between 0 and 1, where approximately 0 indicates how unlikely the event is to occur and 1 indicates certainty. A probability is a numerical representation of the likelihood or likelihood that a particular event will occur. Alternative ways to express probabilities are as percentages from 0% to 100% or from 0 to 1. the percentage of occurrences in a complete set of equally likely possibilities that result in a certain occurrence compared to the total number of outcomes.

P(All four players are senior) = 0.00033 approx

P(There is one each: freshman, sophomore, junior and senior) = 0.0944 approx.

P(There are 2 sophomores and 2 freshman) = 0.0568  approx

P( At least one of the students is a senior) = 0.4632 approx

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5. Find the Fourier coefficients of the periodic ( -5 to 5) function y(t) = -3 when -5

Answers

In summary, the Fourier coefficients for the periodic function y(t) = -3 on the interval -5 ≤ t ≤ 5 are:

c₀ = -3 (DC component)

cₙ = 0 for n ≠ 0 (other coefficients)

To find the Fourier coefficients of the periodic function y(t) = -3 on the interval -5 ≤ t ≤ 5, we can use the formula for Fourier series coefficients:

cn = (1/T) ∫[t₀-T/2, t₀+T/2] y(t) \(e^{(-i2\pi nt/T)}\) dt

where T is the period of the function and n is an integer.

In this case, the function y(t) is constant, y(t) = -3, and the period is T = 10 (since the interval -5 ≤ t ≤ 5 spans 10 units).

To find the Fourier coefficient c₀ (corresponding to the DC component or the average value of the function), we use the formula:

c₀ = (1/T) ∫[-T/2, T/2] y(t) dt

Substituting the given values:

c₀ = (1/10) ∫[-5, 5] (-3) dt

  = (-3/10) \([t]_{-5}^{5}\)

  = (-3/10) [5 - (-5)]

  = (-3/10) [10]

  = -3

Therefore, the DC component (c₀) of the Fourier series of y(t) is -3.

For the other coefficients (cₙ where n ≠ 0), we can calculate them using the formula:

cₙ = (1/T) ∫[-T/2, T/2] y(t)\(e^{(-i2\pi nt/T) }\)dt

Since y(t) is constant, the integral becomes:

cₙ = (1/T) ∫[-T/2, T/2] (-3) \(e^{(-i2\pi nt/T)}\) dt

  = (-3/T) ∫[-T/2, T/2] \(e^{(-i2\pi nt/T)}\) dt

The integral of e^(-i2πnt/T) over the interval [-T/2, T/2] evaluates to 0 when n ≠ 0. This is because the exponential function oscillates and integrates to zero over a symmetric interval.

all the coefficients cₙ for n ≠ 0 are zero.

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A disk with a radius of 0.1 m is spinning about its center with a constant angular speed of 10 rad/sec. What are the speed and magnitude of the acceleration of a bug clinging to the rim of the disk?

1) 10 m/s and 10 m/s^2

2) 1 m/s and 0 m/^2 (Disk spins at constant speed)

3) 0.1 m/s and 1 m/s^2

4) 1 m/s and 10 m/s^2

Answers

A disk with a radius of 0.1 m is spinning about its center with a constant angular speed of 10 rad/sec. The speed of the bug is equal to the tangential speed of a point on the rim of the disk, which can be given by: v = rωWhere:r = 0.1 m (the radius of the disk)ω = 10 rad/sec (the angular speed of the disk)Therefore, the speed of the bug is: v = rω= 0.1 m x 10 rad/sec= 1 m/s

The acceleration of the bug can be given by: a = rαWhere:α = α (angular acceleration)The angular acceleration is zero because the disk is spinning at a constant angular speed. Hence, the acceleration of the bug is zero or a = 0 m/s². Therefore, the correct option is option 2) 1 m/s and 0 m/s² (Disk spins at a constant speed).

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the answer i need is Another pair it could be (_,10)

and every y value is _ every x value

the answer i need is Another pair it could be (_,10)and every y value is _ every x value

Answers

Answer:

Another order pair could be (30,10).

Every y value is "one-third of" every x value.

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Complete the pairs of corresponding parts if △RST ≅ △TXY.
∠S =

∠ TXY
∠ XTY
∠ XYT



Complete the pairs of corresponding parts if △RST ≅ △TXY.
∠STR =

∠ XYT
∠ TXY
∠ XTY



Complete the pairs of corresponding parts if △RST ≅ △TXY.
RS =

TX
XY
TY




Complete the pairs of corresponding parts if △RST ≅ △TXY.
ST =

TY
XY
TX





Complete the pairs of corresponding parts if △RST ≅ △TXY.
RT =

TX
XY
TY





Complete the pairs of corresponding parts if △ABD ≅ △EFC.
∠A =

∠ FCE
∠ FEC
∠ EFC





Why is ▲MAE ≅ ▲TON?

HL
HA
LL




All of the following are ways to prove triangles congruent except

SAS
SSA
ASA
SSS

Answers

Answer:

Step-by-step explanation:

△ RST ≅ △ TXY

We are given ΔRST and ΔTXY are congruent to each other.

If two triangles are congruent to each other then their corresponding parts are equal.

Please see the attachment of two triangles.

∠R is corresponding to ∠T

∵  ∠R=∠T By CPCT

∠XYT is corresponding to ∠STR

∵  ∠XYT=∠STR By CPCT

∠XTY is corresponding to ∠SRT.

∵  ∠XTY=∠SRT By CPCT

∠TXY is corresponding to ∠RST

∵  ∠TXY=∠RST By CPCT

CPCT: Congruent part of congruence triangle.

Determine whether the statement below is true or false. If it is false, explain. Least squares means that the square of the largest residual is as small as it could possibly be. Choose the correct answer below. O A. The statement is false. It is the sum of the squares of all the residuals that is minimized. OB. The statement is true. O C. The statement is false. It is the difference of the squares of all the residuals that is minimized.

Answers

C. The statement is false. It is the sum of the squares of all the residuals that is minimized.

In the context of least squares, the goal is to minimize the sum of the squares of the residuals, not the square of the largest residual alone. The residuals are the differences between the observed values and the corresponding predicted values obtained from a regression model.

By minimizing the sum of the squares of the residuals, the least squares method ensures that all residuals contribute to the overall measure of fit, rather than just focusing on the largest residual. This approach provides a balanced and comprehensive assessment of the overall goodness of fit between the model and the observed data.

Therefore, the statement that the square of the largest residual is as small as it could possibly be is false. The least squares method aims to minimize the sum of the squares of all the residuals, leading to the best overall fit between the model and the data.

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The random variable Y follows a normal distribution with mean μ and variance σ2 , i.e. Y N(μ, σ2). Suppose we have the following information:
P(X ≤ 66) = 0.0421 and P(X ≥ 81) = 0.1298
- Compute the value of σ = 5
- Calculate P(65 ≤ X ≤ 74)

Answers

The value of probability of 65 ≤ X ≤ 74 is 0.0808.

Based on the information given, we can use the properties of the standard normal distribution to find the values of Z associated with the probabilities given.

Hence, By Using a standard normal distribution table, we find that;

P(Z ≤ -1.67) = 0.0421

And, P(Z ≥ 0.86) = 0.1298.

So, We can then use these Z values to standardize the random variable Y and find its mean and standard deviation:

Z₁ = (66 - μ) / σ = -1.67

Z₂ = (81 - μ) / σ = 0.86

Solving for μ and σ, we get:

μ = 73.5,  σ = 5

Now that we know the mean and standard deviation of Y, we can use them to find the probability of 65 ≤ X ≤ 74.

For this, we once again standardize the random variable Y:

Z₃ = (65 - 73.5) / 5 = -1.7

Z₄ = (74 - 73.5) / 5 = 0.1

Using a standard normal distribution table, we find that;

P(-1.7 ≤ Z ≤ 0.1) = 0.0808.

Therefore, the probability of 65 ≤ X ≤ 74 is 0.0808.

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Recall that correlation doesn't imply causation! In each scenario below, determine the lurking variable. Correlation Scenario ____ A study finds that the more volunteers that show up after a natural disaster, the greater the damage. _____ A researcher finds that ice cream sales and drownings are highly positively correlated. ______ A strong correlation between diet soda consumption and traffic accidents.

Answers

In the scenario where there is a strong correlation between diet soda consumption and traffic accidents, the lurking variable could be age or driving experience. Younger or less experienced drivers may be more likely to consume diet soda and also more likely to get into accidents.

Explanation:

Correlation ScenarioThe following are the lurking variables for each correlation scenario stated: A study finds that the more volunteers that show up after a natural disaster, the greater the damage: The lurking variable in this scenario is the severity of the natural disaster. Because as the natural disaster gets more severe, the more volunteers that would show up, and the greater the damage would be.

A researcher finds that ice cream sales and drownings are highly positively correlated: The lurking variable in this scenario is the summer season. The reason is that the increase in the number of ice cream sales is also observed in the summer season when people tend to spend time swimming and engaging in other water activities that can lead to drownings. A strong correlation between diet soda consumption and traffic accidents: The lurking variable in this scenario is the number of miles driven. The reason is that people who tend to consume more diet soda are also likely to drive longer distances, and therefore, they have a higher probability of getting involved in traffic accidents.

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Help me solve this answer please

Help me solve this answer please

Answers

The factorise form of the polynomials are

x² + 6x + 9 = (x+3)²

x² - 6x + 8 = (x-2)(x-4)

x² - 4x -32 = (x+4)(x-8)

x² + x -42 = (x + 7)(x - 6)

What is factorisation ?

A number or other mathematical object is factorized or factored when it is written as the product of numerous factors, often smaller or simpler things of the same sort. For instance, factorizing the number 15 as 3*5

A number is swiftly factorized into smaller numbers or factors of the number using the factorization formula. A factor is a number that evenly divides the inputted number.

The subsequent stages aid in the polynomial factoring process. The steps to factorizing a polynomial are listed below.

Check to see if the polynomial's terms have a common factor.Choose the best technique for factoring polynomials. You can determine the polynomial's components by regrouping or by using algebraic identities.Polynomial should be written as the sum of its components.

The polynomials are

x² + 6x + 9 = x² + 3x + 3x + 9 = x(x+3) + 3(x+ 3) = (x+3)(x+3) = (x+3)²

x² - 6x + 8 = x² - 2x - 4x + 8 = x(x-2)-4(x -2) = (x-2)(x-4)

x² - 4x -32 = x² + 4x - 8x - 32 = x(x + 4) -8(x + 4) = (x+4)(x-8)

x² + x -42 = x² + 7x - 6x - 42 = x(x+7) - 6(x + 7) = (x + 7)(x - 6)

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Given the system of linear equations ... \[ \left\{\begin{array}{c} x+2 y+3 z=9 \\ 2 x-y+z=8 \\ 3 x-z=3 \end{array}\right. \] 1) Write the system in the matrix form \( A . X=B \) (2 points) 2) Solve t

Answers

The solution of the system of equations is \(\[x=3,\text{ }y=0,\text{ and }z=2\]\).

As per data the system of linear equations,

\(\[ \left\{\begin{array}{c} x+2 y+3 z=9 \\ 2 x-y+z=8 \\ 3 x-z=3 \end{array}\right. \] 1)\)

Write the system in the matrix form \(\( A . X=B \)\)

We know that the matrix form of the system of linear equations is as follows.

\(\[A. X = B\]\)

Where

\(\[A=\begin{pmatrix} 1 & 2 & 3 \\ 2 & -1 & 1 \\ 3 & 0 & -1 \end{pmatrix}\[X=\begin{pmatrix} x \\ y \\ z \end{pmatrix}\]\)

and

\(\[B=\begin{pmatrix} 9 \\ 8 \\ 3 \end{pmatrix}\]2)\)

To solve the system, we can use row reduction method.

\(\[\begin{pmatrix} 1 & 2 & 3 & 9 \\ 2 & -1 & 1 & 8 \\ 3 & 0 & -1 & 3 \end{pmatrix}\]\)

Applying the elementary row operations

\(\[R_{2}\to R_{2}-2R_{1}\]\)

and

\(\[R_{3}\to R_{3}-3R_{1}\]\)

we get,

\(\[\begin{pmatrix} 1 & 2 & 3 & 9 \\ 0 & -5 & -5 & -10 \\ 0 & -6 & -10 & -24 \end{pmatrix}\]\)

Now applying the elementary row operations

\(\[R_{3}\to R_{3}-(6/5)R_{2}\]\)

we get,

\(\[\begin{pmatrix} 1 & 2 & 3 & 9 \\ 0 & -5 & -5 & -10 \\ 0 & 0 & -1 & -2 \end{pmatrix}\]\)

Now, we need to apply back substitution method. Using the third row, we can get the value of z as z = 2.

Now, using the second row,

\(\[-5y - 5z = -10\]\\\-5y - 5(2) = -10\]\)

Solving this equation, we get y = 0.

Finally, using the first row, we can get the value of x as

\(\[x + 2y + 3z = 9\]\\x = 3\]\)

Hence, the solution of the system of equations is \(\[x=3,\text{ }y=0,\text{ and }z=2\]\).

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A school psychologist is interested in the efficiency of administration for a new intelligence test for children. In the past, the Wechsler Intelligence Scale for Children (WISC) was used. Thirty sixth-grade children are given the new test to see whether the old intelligence test or the new intelligence test is easier to administer. Is this a nondirectional or directional hypothesis? How do you know?

Answers

To determine whether the hypothesis is nondirectional or directional in the study comparing the efficiency of administering a new intelligence test for children with the Wechsler Intelligence Scale for Children (WISC), we need to consider the nature of the hypothesis being tested.

In this scenario, the psychologist is comparing the efficiency of administration between the old intelligence test (WISC) and the new intelligence test. To determine if one test is easier to administer than the other, the hypothesis being tested would likely be directional. A directional hypothesis, also known as a one-tailed hypothesis, predicts the direction of the difference or relationship between variables.

For example, the directional hypothesis could be formulated as follows:

"H₁: The new intelligence test is easier to administer than the old intelligence test."

The researcher is specifically interested in determining if the new test is easier, suggesting a specific direction for the difference in efficiency between the two tests.

On the other hand, if the researcher was simply interested in comparing the efficiency of the two tests without predicting a specific direction, the hypothesis would be nondirectional or two-tailed.

In conclusion, based on the information provided, it is likely that the hypothesis in this study is directional, as the researcher is investigating whether the new intelligence test is easier to administer than the old test, indicating a specific direction for the expected difference in efficiency.

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In a test, 30 of the 36 students obtained passing grades. What percentage of the students
passed?

Answers

Answer:

83%

Step-by-step explanation:

In a test, 30 of the 36 students obtained passing grades. What percentage of the studentspassed?
83%, in order to find a percentage you divide the numerator by the denominator. in your case the numerator is 30 and your denominator is 36. you’ll divide those and get a decimal, after that you will multiply by 100. and that’s your answer! i hope this helped!!! :}

which of the following is an example of a continuous random variable? multiple choice question. whether or not a house has a pool. the number of bedrooms in a house. the zip code of a house. the square footage of a house.

Answers

A continuous random variable is a variable that can take any value within a certain range or interval. In contrast, a discrete random variable can only take on certain specific values.

In the context of houses, the number of bedrooms is an example of a discrete random variable, since a house can only have a whole number of bedrooms (1, 2, 3, etc.). Similarly, the zip code of a house is also a discrete random variable, since zip codes are predetermined and finite.



On the other hand, the square footage of a house is an example of a continuous random variable. This is because the square footage of a house can take on any value within a certain range (e.g. from 500 to 5000 square feet). There is no specific value that the square footage must be - it can be any number within that range.



To summarize, the square footage of a house is an example of a continuous random variable because it can take on any number within a certain range, whereas the number of bedrooms and zip code are examples of discrete random variables since they can only take on specific, predetermined values.

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container a holds 4 red balls and 6 green balls; containers b and c each hold 6 red balls and 4 green balls. a container is selected at random and then a ball is randomly selected from that container. what is the probability that the ball selected is green? express your answer as a common fraction.

Answers

Answer:

Step-by-step explanation:

There are three different possibilities for our first decision, each corresponding to which container we choose. So, if we choose container A, with 1/3 probability, we have a 6/10=3/5 probability of drawing green, which means we have a (1/3)(3/5)=1/5 of picking Container A and then picking a green ball. Similarly for container B the probability is (1/3)(4/10)=2/15, and the same for container C. So, the total probability is (1/5)+(2/15)+(2/15) = 7/15.

Which table represents a linear function?

Please help I have to take my final


Which table represents a linear function?Please help I have to take my final

Answers

Answer:

#3

Step-by-step explanation:

You can tell if a table is linear, if the slope is constant within the graph. #3 is the only option that has a constant slope. In the others, if you pick different points from that same table the slope changes. That is how you know that is not a linear function.

A linear equation is an equation in which each term has at max one degree. The table that represents a linear function is Table 3. Thus, the correct option is 3.

A linear equation is an equation in which each term has at max one degree. Linear equations in variables x and y can be written in the form

y = mx + c

Linear equation with two variables, when graphed on a cartesian plane with axes of those variables, gives a straight line.

For the table to represent a linear function, the function must have a constant slope between any two points.

For the third table, the slope between the first two points is,

\(m = \dfrac{(- 10 + 2)}{(2 - 1)}\)

\(m = - 8\)

The slope between the last two points is,

\(m = \dfrac{(- 18 + 10)}{(2 - 1)}\)

\(m = - 8\)

Hence, the table that represents a linear function is Table 3. Thus, the correct option is 3.

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Points X and Z are on a number line, and point Y partitions

line XZ into two parts so that the ratio of the length of line

segment XY to the length of line segment YZ is 5:7. The

coordinate of X is 0.4, and the coordinate of Y is 5.8. What

is the coordinate of Z?

Answers

Answer:

The coordinate of \(Z\) is 13.36.

Step-by-step explanation:

According to the statement, we have the following information:

\(\frac{XY}{XZ} = \frac{5}{12}\) (1)

\(\frac{YZ}{XZ} = \frac{7}{12}\) (2)

\(X = 0.4\) (3)

\(Y = 5.8\) (4)

From (2), we have the following expression:

\(YZ = \frac{7}{12}\cdot XZ\)

\(Y-Z =\frac{7}{12}\cdot (X-Z)\)

\(Y - Z = \frac{7}{12}\cdot X -\frac{7}{12}\cdot Z\)

\(Y-\frac{7}{12}\cdot X = Z-\frac{7}{12}\cdot Z\)

\(\frac{5}{12}\cdot Z = Y-\frac{7}{12}\cdot X\)

\(5\cdot Z = 12\cdot Y-7\cdot X\)

\(Z = \frac{12}{5}\cdot Y-\frac{7}{5}\cdot X\) (5)

If we know that \(Y = 5.8\) and \(X = 0.4\), then the coordinate of \(Z\) is:

\(Z = \frac{12}{5}\cdot (5.8)-\frac{7}{5}\cdot (0.4)\)

\(Z = 13.36\)

The coordinate of \(Z\) is 13.36.

To complete a home repair, a carpenter is renting a tool from the local hardware store. The expression 15x + 50 represents the total charges, which includes a fixed rental fee and an hourly fee, where x is the hours of the rental. What does the constant term of the expression represent?

The total hourly rental fee paid for the tool
The fixed rental fee for the tool
The fee charged per hour for the tool
The total charge for the tool rental

Answers

The constant term of the expression is the fixed rental fee pf $50

A mathematical expression is a finite combination of symbols that is well-formed according to rules that depend on the context.

An expression consists of variables and constants.

For instance given the expression

g(x) = 2f(x) + b

The value of 2 will be the coefficient while the value of b is the constant. Given the expression that represents the total charges, which includes a fixed rental fee and an hourly fee, where x is the hours of rental as;

g(x) = 15x + 50

where

15 is the coefficient

50 is the constant

The constant term of the expression is the fixed rental fee pf $50.

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Answer:

B

Step-by-step explanation:

Got right on exam

If you select 25 in the top values list, access displays _____ in the query results.

Answers

If you select 25 in the Top Values list, Access displays the top 25 records in the query results.

How to find Access Query Results?

Queries are excellent tools in Microsoft Excel to show information from related tables in a single result set, as the results that you pull from queries aren’t limited to a single table.

The way to create a simple query using the wizard is as follows;

Click the “Query Wizard” button in the “Queries” group on the “Create” tab in the Ribbon. In the “New Query” dialog box that appears, you can see the ways in which you can create queries. Select the “Simple Query Wizard” choice.Click “OK” to begin.

Now, If you select 25 in the top values list, access displays the top 25 records in the query results.

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What is the greatest common factor of 50 and 72?

Answers

Answer:

The GCF of 50 and 72 is obviously 2.

I would say 2 because 2x25 equals 50 and 2 times 36 equals 73

PLS HELPP I NEED AN ANSWER ASAP ILL GIVE BEAINLIEST

PLS HELPP I NEED AN ANSWER ASAP ILL GIVE BEAINLIEST

Answers

The top right graph could show the arrow's height above the ground over time.

Which graph models the situation?

The initial and the final height are both at eye level, which is the reference height, that is, a height of zero.

This means that the beginning and at the end of the graph, it is touching the x-axis, hence either the top right or bottom left graphs are correct.

The trajectory of the arrow is in the format of a concave down parabola, hitting it's maximum height and then coming back down to eye leve.

Hence the top right graph could show the arrow's height above the ground over time.

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on august 4, 2017 chen is paid a weekly gross of $300 for a 38-hour workweek. if he works 39 hours in week and 38 hours in week 2, how much is he due for the two weeks?

Answers

Chen is owed $750.00 for the two weeks.

In the first week, Chen worked for 39 hours. This implies that he would receive time and a half for the extra hour he worked, as he is paid hourly. As a result, he would be compensated as follows:

\(300 + \left( \frac{300}{2} \right) = 450\)

Therefore, for the first week, he would be due $450.00.In the second week, Chen worked for the typical 38 hours. As a result, he would be paid $300.00 for the second week.

To figure out how much he is owed for the two weeks, just combine the figures:

$450.00 + $300.00 = $750.00

Hence, Chen is owed $750.00 for the two weeks.

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By some estimates __________ of employee learning occurs via on the job training.
a. 60-70 percent
b. 20-30 percent
c. 40-50 percent
d. 80-90 percent

Answers

By some estimates 80-90 percent of employee learning occurs via on the job training.

What does on the job training mean?

This is the term that is used to refer to the training that people would receive based on the fact that it is preparing them to have the competent skills that are useful for a particular job. It is one of the ways that employers help to get their employees ready for the task at hand.

It has been reported from available data that on the job training is a great component of employee learning.

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Solve. Check for extraneous solutions. 2(2 x)¹/₃ +1=5

Answers

x = 4 is not an extraneous solution.

Given equation \(2(2x)^{1/3}\) + 1 = 5

Subtracting 1 on both the sides of the equation, we get

\(2(2x)^{1/3}\) + 1 - 1 = 5 - 1

\(2(2x)^{1/3}\) = 4

Dividing the equation by 2, we get

\(2(2x)^{1/3}\) = 2

Taking cube of both the sides of the equation, we get

2x = 8

x = 4

Check for extraneous solution by keeping the value of x in original equation

\(2(2x)^{1/3}\) + 1 = 5

\(2(2(4))^{1/3}\) + 1 = 5

\(2(8)^{1/3}\) + 1 = 5

2(2) + 1 = 5

5 = 5

LHS = RHS

Thus, x = 4 is not an extraneous solution.

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The number of prime factors of 3×5×7+7 is

Answers

The number of prime factors of 3×5×7+7 is 3.

To find the number of prime factors, we need to calculate the given expression:

3×5×7+7 = 105+7 = 112.

The number 112 can be factored as 2^4 × 7.

In the first step, we factor out the common prime factor of 7 from both terms in the expression. This gives us 7(3×5+1). Next, we simplify the expression within the parentheses to get 7(15+1). This further simplifies to 7×16 = 112.

So, the prime factorization of 112 is 2^4 × 7. The prime factors are 2 and 7. Therefore, the number of prime factors of 3×5×7+7 is 3.

In summary, the expression 3×5×7+7 simplifies to 112, which has three prime factors: 2, 2, and 7. The factor of 2 appears four times in the prime factorization, but we count each unique prime factor only once. Thus, the number of prime factors is 3.

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16.007 > 15.999 > 15.99 > 16.01

Answers

Answer:

ANS

15.99, 15.999, 16.007,16.01

Order from smallest to largest.

15.99, 15.999, 16.007, 16.01

Thank you

Step-by-step explanation:

The correct increasing order of the sequence of decimal values is 16.007 > 16.01 > 15.999 > 15.99

The given order of decimal values is 16.007 > 15.999 > 15.99 > 16.01. Here, in order to correct the sequence, we need to rearrange the values so that they would be in increasing order.

Among the given numbers, the decimal value 16.01 is greater than 15.999 and less than 16.007. This value is to be placed in between those two values.

By doing so we get, 16.007 > 16.01 > 15.999 > 15.99 which is the correct increasing order of decimal values.

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Please help me find the slope intercept form plesseeeeeee

Please help me find the slope intercept form plesseeeeeee

Answers

Answer: y = (-1/2)x + 2

Step-by-step explanation:

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