im at
school and i need help with this HELP PLEASE

Answer:

60

Step-by-step explanation:

tysm! have a great day

thank you

have a good day...❤

Answer:

possibly 4 if not I'm sorry

c=-9-8c

+8c

9c=-9

c=-1

Hope this helps:D!!

The letter C is equal to negative one.

c = -1

Hope this helps!

Answer:

Mr. A initially paid approximately N8000 for the land.

Step-by-step explanation:

Step 1: Let's assume Mr. A initially purchased the land for a certain amount, which we'll call "x" in currency units.

Step 2: Mr. A sold the land to Mr. B at a profit of 10%. This means Mr. A sold the land for 110% of the amount he paid (1 + 10/100 = 1.10). Therefore, Mr. A received 1.10x currency units from Mr. B.

Step 3: Mr. B sold the land to Mr. C at a gain of 5%. This means Mr. B sold the land for 105% of the amount he paid (1 + 5/100 = 1.05). Therefore, Mr. B received 1.05 * (1.10x) currency units from Mr. C.

Step 4: According to the given information, Mr. C paid N1240 more for the land than Mr. A paid. This means the difference between what Mr. C paid and what Mr. A paid is N1240. So we have the equation: 1.05 * (1.10x) - x = N1240

Step 5: Simplifying the equation: 1.155x - x = N1240

Step 6: Solving for x: 0.155x = N1240

x = N1240 / 0.155

x ≈ N8000

Therefore, in conclusion, Mr. A initially paid approximately N8000 for the land.

1. The cheese production for 2006 is 7.76 billion.

2. The cheese produced in 2014 is 9.84 billion.

It should be noted that a function is simply used to show the relationship between the variables that are given.

In this situation, there's a 3% growth per year and the function for the cheese production is modelled as:

y = 7.1(1.03)^x

y = cheese production

x = number of years after 2003.

1. Therefore, since 2006 is 3 years after 2003, this will be

y = 7.1(1.03)^x

y = 7.1(1.03)³

y = 7.1 × 1.093

y = 7.76 billion

The production is 7.76 billion.

2. The production in 2014 will be;

y = 7.1(1.03)^x

y = 7.1(1.03)^11

y = 7.1 × 1.385

y = 9.84 billion

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Answer:

6 Slices

Step-by-step explanation:

Total units = 1 + 3 + 2 = 6 Units

6 Units = 18 Slices of Pizza

Iris shared 2 units.

1 Unit = 18/6 = 3 Slices of Pizza

2 Units = 2 * 3 = 6 Slices of Pizza

On solving the provided query we have As a result, Jerry will be required  expressions to pay the following sum for the month of June: $6150 (monthly premium plus $6,000 for the accident's cost)

It is possible to multiply, divide, add, or subtract in mathematics. The following is how an expression is put together: Number, expression, and mathematical operator The components of a mathematical expression (such as addition, subtraction, multiplication or division, etc.) include numbers, variables, and functions. It is possible to contrast expressions and phrases. An expression, often known as an algebraic expression, is any mathematical statement that contains variables, numbers, and an arithmetic operation between them. For instance, the word m in the given equation is separated from the terms 4m and 5 by the arithmetic symbol +, as does the variable m in the expression 4m + 5.

a) Jerry will be responsible for paying his $1500 deductible out of pocket. Up to the $10,000 coverage limit, the insurance policy will then pay for the remaining expenses.

Jerry will thus be responsible for paying the following sum towards the accident's bill:

Deductible of $1500 plus the amount above the deductible that is still within the $10,000 coverage limit equals $6000.

So Jerry will be responsible for paying the accident's bill of $6000.

b) In addition to the bill from the accident, Jerry will also be responsible for paying his usual $150 monthly payment.

As a result, Jerry will be required to pay the following sum for the month of June:

$6150 (monthly premium plus $6,000 for the accident's cost)

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A general solution

\(y(x) = c1e^{3x} + c2e^{-x} + c3*e^{-4x}\)

To verify that the given functions form a fundamental solution set for the differential equation y''' + 2y" - 11y' - 12y = 0, we can use the Wronskian. The Wronskian is defined as:

W(x) = | y1(x) y2(x) y3(x) |

| y1'(x) y2'(x) y3'(x) |

| y1''(x) y2''(x) y3''(x) |

where y1(x), y2(x), and y3(x) are the given functions.

Using the given functions, we can compute the Wronskian as follows:

W(x) = |\(e^{3x} e^{-x} e^{-4x} || 3e^{3x} -e^{-x} -4e^{-4x} || 9e^{3x} e^{-x} 16e^{-4x}\)|

Expanding the determinant, we get:

\(W(x) = e^{3x}(-e^{-x}*16e^{-4x} + e^{-4x}e^{-x}) - (-e^{-x}(-4e^{-4x}) - (-e^{3x})*16e^{-4x})e^{3x} + (3e^{3x}(-e^{-x}*e^{-4x}) - e^{-x}*9e^{3x}*16e^{-4x})\)

Simplifying, we get:

W(x) = -23e^(-3x)

Since the Wronskian is nonzero everywhere, the functions {e^(3x), e^(-x), e^(-4x)} form a fundamental solution set for the differential equation.

To find the general solution of the differential equation, we can use the formula:

y(x) = c1y1(x) + c2y2(x) + c3*y3(x)

where c1, c2, and c3 are constants. Substituting the given functions, we get:

\(y(x) = c1e^{3x} + c2e^{-x} + c3*e^{-4x}\)

This is the general solution of the given differential equation.

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Answer: One abutment

Step-by-step explanation: When a fixed bridge is created, there must be at least one abutment of the bridge.

We can estimate it using the approximate value of the given points:

Therefore, the correct answer is:

0.872

B There is a positive nonlinear association.

LINEAR is STRAIGHT

RIGHT is POSITIVE

Answer:

y=x-2,

so'n

y-x=2 answer you haven't write value.

Answer:

Step-by-step explanation:

A surface analysis chart is a type of weather map that displays information about the current pressure and wind patterns over a particular region. The chart provides a snapshot of the weather conditions at a specific point in time and helps meteorologists to identify and track the location, movement, and development of high- and low-pressure systems, fronts, and other weather features.

The surface analysis chart typically shows a map of the Earth's surface with various meteorological symbols and information, including isobars (lines of equal pressure), fronts (boundaries between different air masses), and wind direction and speed. The chart may also include information about temperature, precipitation, and cloud cover.

Surface analysis charts are used in weather forecasting, air traffic control, and other applications where an understanding of current weather conditions is important. They provide important information for short-term weather forecasting, such as predicting the location of fronts and the development of thunderstorms, and for long-term weather planning, such as determining the most suitable routes for shipping or aviation.

To prove that if $S = \{v_1, v_2, \ldots, v_n\}$ is a basis for a vector space $V$ and $c$ is a nonzero scalar, then the set $S_1 = \{cv_1, cv_2, \ldots, cv_n\}$ is also a basis for $V$, we need to show two things:

1. $S_1$ spans $V$: Every vector in $V$ can be expressed as a linear combination of vectors in $S_1$.

2. $S_1$ is linearly independent: The only way to obtain the zero vector by forming a linear combination of vectors in $S_1$ is by setting all the scalars to zero.

Proof:

1. $S_1$ spans $V$:

Let $v$ be an arbitrary vector in $V$. Since $S$ is a basis for $V$, $v$ can be expressed as a linear combination of vectors in $S$. Therefore, there exist scalars $a_1, a_2, \ldots, a_n$ such that:

\(\sf\:v = a_1v_1 + a_2v_2 + \ldots + a_nv_n \\\)

Now, consider the vector $cv$:

\(\sf\:cv = c(a_1v_1 + a_2v_2 + \ldots + a_nv_n) = a_1(cv_1) + a_2(cv_2) + \ldots + a_n(cv_n) \\\)

Thus, $cv$ can be expressed as a linear combination of vectors in $S_1$. This shows that $S_1$ spans $V$.

2. $S_1$ is linearly independent:

To show that $S_1$ is linearly independent, we need to prove that the only solution to the equation:

\(\sf\:x_1(cv_1) + x_2(cv_2) + \ldots + x_n(cv_n) = 0 \\\)

is $x_1 = x_2 = \ldots = x_n = 0$. Suppose there exists a nontrivial solution to the equation, where at least one $x_i$ is nonzero. Without loss of generality, assume $x_1 \neq 0$. Then we have:

\(\sf\:x_1(cv_1) + x_2(cv_2) + \ldots + x_n(cv_n) = x_1(cv_1) + 0 + \ldots + 0 = cx_1v_1 \\\)

Since $c$ is a nonzero scalar, and $x_1 \neq 0$, we have $cx_1v_1 \neq 0$. However, the equation states that the left side is equal to $0$, which contradicts the assumption. Therefore, the only solution to the equation is $x_1 = x_2 = \ldots = x_n = 0$, confirming that $S_1$ is linearly independent.

Based on the above proofs, we can conclude that if $S = \{v_1, v_2, \ldots, v_n\}$ is a basis for a vector space $V$ and $c$ is a nonzero scalar, then the set $S_1 = \{cv_1, cv_2, \ldots, cv_n\}$ is also a basis for $V$.

Answer:

its the last choice

Step-by-step explanation:

you can't find the exact angle with the given info so option 1 is automatic out, m<1 is also clearly an obtuse angle so it will be larger then 90° so option 2 is out, and like I said before m<1 has to be larger then 90° so its not option 3 leaving only option 4

Answer:

39 degrees

Step-by-step explanation:

Vertical angles are opposite angles made by two intersecting lines, this means they share a vertex. Vertical angles are always congruent. Congruent angles have the same measurements, so the other angle must be 39 degrees.

Answer: 8.892 x 10⁴

:)

Answer:

88,920 or 8.892 x \(10^{4}\)

Step-by-step explanation:

To make the calculation easier, factor the expression

(7.92 + 8.1 x 10) x \(10^{3}\)

Multiply the numbers

(7.92 + 81) x \(10^{3}\)

Evaluate the power

(7.92 + 81 x 1000

Add the numbers

88.92 x 1000

Multiply the numbers

88,920

Solution

88,920

Alternate form

8.892 x \(10^{4}\)

Answer:

-8.4 to 8.4 and 12.6

Step-by-step explanation:

The amount of grams per serving that are not carbohydrates or protein in the new cereal is 24.05 grams.

In the preceding question, we were told that the amount of carbohydrates in both Cornbits and Tasty Oats is 700% of the amount of protein. The amount of protein is 12 grams. So, we can conclude that the amount of carbohydrates is 700% 0f 12 grams which equal 84 grams. Also, we know that there are 5 grams of protein in 45 grams of Cornbits cereal.

Now 20% less grams of carbohydrates gives us 0.8 × 84 = 67.2

while 75% more grams of protein per serving than Cornbits gives us 175% × 5 = 8.75

The number of grams per serving that are not carbohydrates or protein in the new cereal will be:

100 - 67.2 - 8.75 = 24.05.

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A function that depends on another function is referred to as a composite function.

Let's say the price of an item is $1

Scenario #1 - 40% off $1  = 40 cents OFF

The discounted price = 60 cents

Now the 10% off of 60 cents

60-6 = 54 cents.

Scenario #2 - 10% of $1

The discounted price = 10 cents

100(cents) - 10 = 90 cents

Now the 40% off of 90 cents

90-36 = 54 cents

Let's try another value to confirm

Let's say the price of an item is $2

Scenario #1  - 40% off $2 = 80 cents OFF

200-80= 120 = $1.20

Now the 10% off of $1.20

120-12= 108 = $1.08

Scenario #2 - 10% off $2 = 20 cents OFF

200-20 = 180= 1.80

Now the 40% off of $1.80

180-72 = 108 = 1.08

The complete question is,

A store offers a discount of 40 off any one regular-priced item. employees also get 10% off any purchases. in which order should the discounts apply so that the employee pays the least amount?

A. Employee discount then store discount

B. They are both the same

C. Store discount then employee discount

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Answer:

m∠W is 28°

m∠X is 24°

Step-by-step explanation:

In any triangle, the measure of an exterior angle at one vertex of a triangle equals the sum of the measures of the two interior angles opposite to this vertex

In the given figure

∵ ∠WYZ is an exterior angle of Δ XYW at vertex Y

∵ ∠W and ∠X are the interior angles of Δ XYW opposite to the vertex Y

→ Use the fact above

∴ m∠WYZ = m∠X + m∠W

∵ m∠WYZ = 52°

∵ m∠X = 3y°

∵ m∠W = (4y - 4)°

→ Substitute them in the equation above

∵ 52 = 3y + 4y - 4

→ Add the like terms

∴ 52 = 7y - 4

→ Add 4 to both sides

∵ 52 + 4 = 7y - 4 + 4

∴ 56 = 7y

→ Divide both sides by 7

∵ \(\frac{56}{7}\) = \(\frac{7y}{y}\)

∴ 8 = y

→ Substitute y in the measures of ∠X and ∠W

∵ m∠X = 3(8)

∴ m∠X = 24°

∵ m∠W = 4(8) - 4 = 32 - 4

∴ m∠W = 28°

For the matrix the true statement is given by option d. Both A and B are false.

Let's analyze each statement of the matrix as follow,

A) If A is a 3 times 5 matrix and T is a transformation defined by T(x) = Ax, then the domain of T is R⁵.

This statement is false.

The domain of the transformation T is not R⁵.

The domain of T is determined by the dimensionality of the vectors x that can be input into the transformation.

Here, the matrix A is a 3 times 5 matrix, which means the transformation T(x) = Ax can only accept vectors x that have 5 elements.

Therefore, the domain of T is R⁵, but rather a subspace of R⁵.

B) If A is a 3 times 2 matrix, then the transformation x right arrow Ax cannot be onto.

This statement is also false.

The transformation x → Ax can still be onto (surjective) even if A is a 3 times 2 matrix.

The surjectivity of a transformation depends on the rank of the matrix A and the dimensionality of the vector space it maps to.

It is possible for a 3 times 2 matrix to have a rank of 2,

and if the codomain is a vector space of dimension 3 or higher, then the transformation can be onto.

Therefore, as per the matrix both statements are false, the correct answer is d. Both A and B are false.

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The above question is incomplete, the complete question is:

Which of the following best characterizes the following statements:

A) If A is a 3 times 5 matrix and T is a transformation defined by T(x) = Ax, then the domain of T is R^5

B) If A is a 3 times 2 matrix, then the transformation x right arrow Ax cannot be onto

a. Only A is true

b. Only B is true

c. Both A and B are true

d. Both A and B are false

Answer:

11x + 13

General Formulas and Concepts:

Pre-Algebra

Order of Operations: BPEMDAS

Algebra I

Step-by-step explanation:

Step 1: Define

4x + 4 + 7x + 9

Step 2: Simplify

Answer:

rate of interest is 6 percent per annum.

Step-by-step explanation:

Formula for simple interest is given

SI = p*r*t/100

where

SI is simple interest

p is principal

r is the rate of interest

t is the time

_______________________________

Given

p = 6400

SI = 768

t = 2 years

r we have to find

lest sue the above formula and plug the given value in it

768 = 6400*r*2/100

=> 768 = 128r

=> r = 768/128 = 6

Thus, r = 6%

thus, rate of interest is 6 percent per annum.

The area of the region enclosed by the curves y = x and y = x - 2 is 2 square units. To find the area of the region enclosed by the given curves, we need to determine the points where the two curves intersect. Setting the two equations equal to each other, we have x = x - 2.

However, this equation has no solution, indicating that the curves do not intersect. Therefore, the region enclosed by the curves is a closed shape with no area.

Graphically, we can observe that the curve y = x - 2 lies entirely below the curve y = x, and there is no overlap between the two curves. This means that the region between them is empty, resulting in an area of zero. Thus, there is no enclosed region, and the area is equal to 0 square units.

In conclusion, the area of the region enclosed by the curves y = x and y = x - 2 is 0 square units, as the curves do not intersect and there is no overlapping region between them.

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Step-by-step explanation:

Tanø=opp/adj

Tan30=x/7. (× b.s 7)

x=7Tan30

x= 4.04

The reduced gradient is analogous to the residual for linear models.

In linear regression, the residual represents the difference between the observed values and the predicted values of the dependent variable. Similarly, in optimization, the reduced gradient represents the difference between the current solution and the optimal solution. It is a measure of how far the current solution is from the optimal solution in the direction of the search. By minimizing the reduced gradient, we can move closer to the optimal solution.

The reduced gradient is a widely used optimization technique in non-linear programming that allows for efficient computation of the descent direction at each iteration while accounting for constraints. It involves calculating a partial derivative of the objective function with respect to the variables that are not restricted by the constraints, and then projecting the resulting gradient onto the space defined by the constraints. The resulting vector is called the reduced gradient, and it points in the direction of the steepest descent that is feasible.

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Answer:

Step-by-step explanation:

1 Pitcher= 2 liters lemonade

1.75 Pitcher = 3.5 liters of lemonade

since each serving have 1/8 of a liter this means each 1 liter of lemonade there will be 8 servings so in 3.5 liters of lemonade

3.5*8=28 servings