Look at the point in the picture. What is the y coordinate?


(3,-2)

Answer:

-9

Step-by-step explanation:

Replace x with -7 in the expression:

x^2 + 5 / x + 1

-7^2 + 5 / -7 + 1

49 + 5 / -6

54/-6

simplify the fraction

9/-1 = -9

Answer:

A= 24 m

Step-by-step explanation:

The formula for the area of a trapezoid is  A= \(\frac{a+b}{2}\) x h.

Using the formula you plug in the values:  

A= \(\frac{4 + 12} 2}\) x 3

2. Now you simplify the equation and solve

A = \(\frac{16}{2}\) x 3

A = 8 x 3

A = 24

Answer:

She is an undergraduate because more undergraduates are enrolled

Step-by-step explanation:

From the question, we understand that:

Undergraduate > Graduate

This represents the base rate

So, when taking a guess using the base rate, your guess will be that: the woman is an undergraduate.

The reason for this is that you know that there are more undergraduates than graduates enrolled in the course.

Answer:

A

Step-by-step explanation:

The angles are on a opposite side of the the transversal.

Therefore, the next number in the sequence is 43.

To find the next number in the sequence, let's examine the differences between consecutive numbers:

16 - 9 = 7

24 - 16 = 8

33 - 24 = 9

We can observe that the differences between consecutive numbers are increasing by 1 each time. Therefore, it suggests that the pattern in the sequence is adding consecutive integers to the previous number.

To continue the sequence, we add 10 to the last number in the sequence:

33 + 10 = 43

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The clerk walked approximately 0.371π meters during the 132 minutes of delivering along the hallway.

To find the number of 3-meter segments the clerk walked during the 132 minutes, we need to integrate the velocity function over the given time interval.

v(t) = 4π sin(t)

The clerk starts at one end and takes 13 minutes to finish deliveries, so the time interval is from t = 0 to t = 13.

To calculate the distance walked, we integrate the absolute value of the velocity function over the given interval:

Distance = ∫[0, 13] |v(t)| dt

Let's calculate the integral:

Distance = ∫[0, 13] |4π sin(t)| dt

Since the absolute value of sin(t) is positive for the given interval, we can simplify the integral to:

Distance = 4π ∫[0, 13] sin(t) dt

Using the integral of sin(t), which is -cos(t), the expression becomes:

Distance = -4π cos(t) |[0, 13]

Now we can evaluate the integral over the given interval:

Distance = -4π (cos(13) - cos(0))

Simplifying further:

Distance = -4π (cos(13) - 1)

Calculating the value:

Distance ≈ -4π (0.907 - 1)

Distance ≈ -4π (-0.093)

Distance ≈ 0.371π meters

Therefore, the clerk walked approximately 0.371π meters during the 132 minutes.

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The area of the attached quadrilaterals are

area of rhombus = 20 square units

area of rectangle  = 60 square units

none of the above

The formula for area of rhombus is

Area = base × height

Area = 5 × 4

= 20 square units

The formula for area of rectangle is

Area = length × width

Area = 10 × 6

= 60 square units

The formula for area is

Area = base × height

Area = 7 × 4

= 28 square units

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Answer:

2 1/4kms = how many meters?

Step-by-step explanation:

You're welcome.

Answer:

M = 2250

Step-by-step explanation:

First of all solve the mixed number which is 9/4 and as a decimal it is 2.25

Now as the meters it is....

2250!!!!

Hope this helps, have a great day!!!!!!

(Multiply 2.25 times 1000 and that gives you 2250)

Answer:

16.14

Step-by-step explanation:

Multiply both sides by −4.

f=−4.06(−4)

Multiply −4.06 and −4 to get 16.24.

Answer:

16.24

Step-by-step explanation:

Answer:

-720

Step-by-step explanation:

We are given the expression:

\(10x^3y^2\)

and asked to evaluate when x= -2 and y= -3.

Therefore, we must substitute -2 for x and -3 for y.

\(10(-2)^3*(-3)^2\)

Solve according to PEMDAS: Parentheses, Exponents, Multiplication, Division, Addition, Subtraction.

Evaluate the first exponent.

⇒ (-2)³ = -2 * -2 * -2= 4*-2= -8

\(10(-8)*(-3)^2\)

Evaluate the second exponent.

⇒ (-3)²= -3 * -3= 9

\(10(-8)*9\)

Multiply 10 and -8.

\(-80*9\)

Multiply -80 and 9.

\(-720\)

The value of 10x³y² at x= -2 and y= -3 is -720

Answer:

i don't know the answer becausr i am in class 8 sorry bro

A bag contains 4 green marbles and 6 purple marbles. A marble is drawn and then replaced. This experiment is repeated 50 times. 0.042 is the probability that a green marble is drawn between 17 and 25 times, inclusive

The correct answer is option b) 0.042.

To find the probability that a green marble is drawn between 17 and 25 times, inclusive, we can use the binomial probability formula: P(X = k) = (n choose k) * p^k * (1-p)^(n-k)where n is the number of trials, k is the number of successes, and p is the probability of success on each trial. In this case, n = 50, p = 4/10 = 0.4, and we want to find the probability that k is between 17 and 25, inclusive.

We can do this by calculating the probability for each value of k and then adding them together:P(X = 17) + P(X = 18) + ... + P(X = 25) = (50 choose 17) * 0.4^17 * 0.6^33 + (50 choose 18) * 0.4^18 * 0.6^32 + ... + (50 choose 25) * 0.4^25 * 0.6^25Using a calculator, we can find that this is equal to 0.042.Therefore, the probability that a green marble is drawn between 17 and 25 times, inclusive, is 0.042.

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Two numbers' multiples are shown by a ratio. The required equivalent ratio will therefore be 2a:a

A ratio displays the multiples of two numbers. For instance, if a dish of fruit contains eight oranges and six lemons, the ratio of oranges to lemons is eight to six.

a/b can be termed as a ratio b. In order to determine a ratio that is equivalent to 2, the value at the numerator must be twice that of the denominator.

Let the value at the denominator be "a", hence the numerator will be '2a'. The required equivalent ratio will therefore be 2a:a

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Answer:

Step-by-step explanation:

Let

The known number = 12

The unknown number = x

Result = 102

Product of 12 and a number= 12*x

= 12x

Tripled product of 12x= 3(12x)

=36x

36x = 102

Divide both sides by 36

x = 102/36

= 2.833

x=2.833

Answer:

b = a + 13

Step-by-step explanation:

bc 1 + 13 = 14

Hope this helps !

Answer:

Federico

Step-by-step explanation:

Answer:

4x²+4y²-20x+12y-2=0

4x²-20x+4y²+12y = 2

4(x²-5x) + 4(y²+3y) = 2

4(x²-5x+25/4) + 4(y²+3y+9/4) = 2 + 4*25/4 + 4*9/4

4(x-5/2)² + 4(y+3/2)² = 36

(x-5/2)² + (y+3/2)² = 9

Step-by-step explanation:

hope this helped :)

Answer:

y= -2/3x^2 + 5/3x + 1/6

Step-by-step explanation:

Answer:

9.8

Step-by-step explanation:

\(x^2 + 10^2=14^2\\x^2+100=196\\x^2=96\\\sqrt{x^2} =\sqrt{96} \\x=9.8\)

Answer:9.1 or 10.1

Step-by-step explanation:

Answer:

The answer is I. The last answer.

Step-by-step explanation:

It's correct because all the x-values all contain just one y-value making the last statement true. Also the x- values are not repeating with different y -values.

The relation represents y as a function of x because each value of x is associated with a single value of y so option (I) will be correct.

A certain kind of relationship called a function binds inputs to essentially one output.

In other words, the function is a relationship between variables, and the nature of the relationship defines the function for example y = sinx and y = x +6 like that.

A relation is a function if for single output there is only single input.

In the given points (1, 2), (2, -1), (3, 0), (4,1), and (5, -1) for all individual output, there is only one input.

Hence "The relation represents y as a function of x because each value of x is associated with a single value".

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Answer:

565.59$ + c = $ 965.58

Step-by-step explanation:

Answer:

12x=144

divide both sides by 12

x=12

Answer:

12

Part A: 144/12=12

Step-by-step explanation:

You can only buy 12 cartridges of ink because 144/12=12. Therefore, 144/12=12 would be you equation.

Answer:$48.80

Step-by-step explanation:

The length of a line segment that is 100 is 300

From the question, we have the following parameters that can be used in our computation:

Percentage = 300%

Line segment = 100

Using the above as a guide, we have the following:

Length = 300% * 100

Evaluate

Length = 300

Hence, the length is 300

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Answer:

30%

Step-by-step explanation:

500 - $30 = $470

30% of 500 is 150

500-150=350

Algorithm is a set of instructions for solving a problem or performing a task, typically designed for a computer to follow.

An algorithm is essentially a step-by-step procedure for solving a problem or accomplishing a specific task. It is used in various fields, including mathematics, computer science, engineering, and many others. In computer science, algorithms are essential for software development and programming, as they provide a systematic approach to designing and implementing complex programs. The process of developing an algorithm typically involves breaking down a problem into smaller sub-problems, identifying the key steps required to solve each sub-problem, and then putting the steps together in the correct order to form a complete solution.

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Answer:

if this is on Imagine Math then its the first answer

Step-by-step explanation:    got it right!

The correct choices to represents the function, h is shown in figure.

⇒ h (x) = 4x - 2

The equation of line in point-slope form passing through the points

(x₁ , y₁) and (x₂, y₂) with slope m is defined as;

⇒ y - y₁ = m (x - x₁)

Where, m = (y₂ - y₁) / (x₂ - x₁)

Given that;

This diagram represents a function named h.

Now, We have;

The correct equation to represent the equation is,

h (x) = x × 4 + 9- 2)

h (x) = 4x - 2

Hence, We can draw the equation of line and find that the correct choices to represents the function, h

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Answer:

RS = 18 units

Step-by-step explanation:

the 2 red strokes through RM and MS indicate they are congruent, that is

RM = MS = 9 , then

RS = RM + MS = 9 + 9 = 18 units

Answer:

300

Step-by-step explanation:

You simply multiply 50 and 6.  I hope you have a nice day.  :)

Answer:

300 :3

Step-by-step explanation:

6 x 1 = 6

6 x 2 = 12

6 x 3 = 18

6 x 50 = 300

Answer:

Step-by-step explanation:

a)

If we implement the combinations recursively without memoization, then the running time would be exponential in n.

Time Complexity:

If we implement this equation literally, as a recursive program, then the running

time of our algorithm without using memoization, T(n), as a function of n, has the following behavior:

T(0) = 1

T(1) = 1

T(n) = T(n − 1) + T(n − 2).

But this implies that

T(n) ≥ 2T(n − 2) = 2^(n/2).

b)

But if we store the combinations in an array, C[][], then we can instead calculate the combinations, C(n,k), iteratively, as follows:

C[0,0] = 0

C[1,1] = 1

for i = 2 to n do

C[n,k] = C[n-1, i−1] + C[n-1,k]

This algorithm clearly runs in O(n) time, and it illustrates the way memoization

can lead to improved performance when subproblems overlap and we use table

lookups to avoid repeating recursive calls.

The independent variable is the manipulated variable, while the dependent variable is the outcome variable in an experiment. Mediating variables explain the relationship between the independent and dependent variables, while moderating variables influence the strength or direction of that relationship.

1. The Independent Variable:

The independent variable is the variable that is manipulated or controlled by the researcher in an experiment. It is the variable that is believed to have an effect on the dependent variable. In other words, it is the cause or predictor variable.

Example: Let's say you want to investigate the effect of studying time on test scores. In this case, the independent variable would be the "studying time" because you can control and manipulate the amount of time spent studying. You can have different groups of participants study for different durations (e.g., 1 hour, 2 hours, or 3 hours) and observe how their test scores (the dependent variable) vary based on the different studying times.

2. The Dependent Variable:

The dependent variable is the variable that is measured or observed in an experiment. It is the variable that is influenced or affected by the independent variable. It is the outcome or the effect variable that the researcher is interested in studying.

Example: Using the previous example, the dependent variable would be the "test scores" because it is the variable that you measure or observe to see how it changes based on the different studying times. The test scores are dependent on the independent variable (studying time), and you would collect data on the participants' scores to analyze the relationship.

3. The Mediating Variable:

A mediating variable is a variable that helps explain the relationship between the independent and dependent variables. It provides insight into the underlying mechanism or process through which the independent variable affects the dependent variable.

Example: Let's consider a study on the relationship between exercise and happiness. The independent variable is "exercise," and the dependent variable is "happiness." However, there might be a mediating variable in this relationship, such as "endorphins." Endorphins are chemicals released during exercise that contribute to feelings of happiness. In this case, endorphins act as a mediating variable, explaining how exercise influences happiness.

4. The Moderating Variable:

A moderating variable is a variable that influences the strength or direction of the relationship between the independent and dependent variables. It indicates when or for whom the relationship is stronger or weaker.

Example: Suppose you want to investigate the effect of caffeine consumption (independent variable) on task performance (dependent variable). The moderating variable could be "sleep deprivation." Some individuals may be more affected by caffeine when they are sleep deprived, while others may not experience the same impact. In this case, sleep deprivation moderates the relationship between caffeine consumption and task performance.

These examples illustrate how each type of variable plays a role in research and helps researchers understand and analyze the relationships between different variables.

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