Evaluate the expression 7x2y, when x = 5 and y = 3.

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A: Given, 

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Q: Use the savings plan formula to answer the following question. At age 39, you start saving for retir...

A: Given that , A=$1 million=$1000000r=5%=5100=0.05t=26 yearsn=12 find Monthly payment.

Q: (-4a + 3)(-2a -3) = 8a2 + 6a – 9 O True O False

A:

Q: 4x8233

A: Given: 4 x 8233

Q: -4/5+v=1/3

A:

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Q: Find the inverse of the one-to-one function. 7 14) f(x) = 4х - 1

A: topic - functions note : As per bartleby guidelines, we are supposed to answer only first question a...

Q: just

A: We will find the domain and range. 

Q: Example 2 JECTION Scenario 1

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Q: (1, 2, –1) and v = (6,4, 2) in Rº. %3D a) Show that w = (9, 2,7) is a linear combination of u and v ...

A: Here, the given vectors are u=(1,2,-1) & v=(6,4,2) in ℝ3.

Q: Question 25 Given the matrix below, find BA. -1 2] 0 and B = 1] [3 -2 11 Lo A =| 5 4 2. Choose your ...

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Q: Draw the graph of f(x)% = %3D 10 8. 7-

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Q: 5. -4x + 8y 16 41 SE7-6-5 -4 -3 -2 -1 2 3 4 6 기 -1 -3 -4 -6

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Q: At the beginning of a class period there 5/8 as many men as women in the room.  One man and women co...

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Q: 6. Let A -1 8. Show that the vector is in col(A). %3D 1 -2 1 1 2)

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Q: For the questions below, enter your answers using interval notation. a. Suppose f(x) = x + 3 and g(x...

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Q: The shorter leg of a right triangle is 14 feet less than the other leg. Find the length of the two l...

A: Given that ,  shorter leg of a right triangle is 14 feet less than the other leg and hypotenuse is 3...

Q: Multiply (4x + 5)(4x – 5) O 16x2 – 40x + 25 O 16x2 – 32x + 25 O 16x2 + 25 O 16x2 - 25

A: Formula we use. (a+b)(a-b)=a²-b².

Q: 4 yd Area s yd?

A: Topic = Area

Q: 1. Find x if 1+ x + x6 + x°. .. 2. Find x if: -1 +x– x² + x³ – x* + x³. %3D

A:

Q: 2x (a? + b) + 2y (a? + b) factors to 2 (a + b) (x + y) O True O False

A: Given: -The statement is, 2x(a2+b)+2y(a2+b) factors to 2(a+b)(x+y) To choose: - The given statement ...

Q: Here is the graph that represents a function f. Which equation represents the function? A. f(x) = |x...

A: We can find the answer as below

Q: Rationalize the denominator and simplify. 7 4+2/y

A: Given that 74+2y To simplify : by rationalizationSolution:74+2y×4-2y4-2y74-2y42-2y274-2y16-4y72-y8-2...

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Q: 6. т - 4 3D 2m

A: topic - linear equation in one variable

Q: If x and y are positive and 5x³y = 25x?, what is x' in terms of y? AO 1/5y B0 125y CO 1/20y DO 5y

A:

Q: You select a family with four children. If M represents a male child and Fa female child, the set of...

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Q: Write an expression in factored form for the polynomial of least possible degree graphed below. 6+ 5...

A: Given query is to find the expression for the polynomial in factored form.

Q: 2 A. Given vectors a1 = , a2 determine the components of the vector -3 2а1 + За2 — 5аз- [1 21

A:

Q: dx + (2x/ydy) = 2x²y²dy

A: Given problem:- dx +(2x/ydy) =2x2y2 dy  To find:- General solution of given differential equation

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A: NOTE: Refresh your page if you can't see any equations. . as we can see, at x=-1 the graph touches t...

Q: Solve the following differential equations using Erobenius Method 1. 2x?y" – xy' + (x – 5)y = 0 -

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Q: Suppose that f is a linear function with slope -2 and that f(2) = 6. Find the equation for f. (Use x...

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Q: Suppose you start an ice cream business. You buy a freezer for $200. It costs you $.45 to make each ...

A: Given problem:- Suppose you start an ice cream business. You buy a freezer for $200. It costs you $....

Q: Solve the system using Gaussian elimination with back substitution. Show your solutions on a paper. ...

A: NOTE: Refresh your page if you can't see any equations. . system Ax=b is 

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A: Given problem:-

Q: What are the rules for adding, subtracting, and multiplying radicals? Give an example for each and i...

A: A Radical is an expression that involves a root, usually a square root or cube root.

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Q: Solve the inequality. Write your final answer in interval notation. 3x+2 ≥ 7x-1

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Q: x2 - 27. 5x-24 7x-30

A:

Q: box

A: We will find out the height. 

Q: 24 o -1 ス7 Let B: = ) reduce B to the identity matrixusing elementary row operations. Dusing your SO...

A: NOTE: Refresh your page if you can't see any equations. . ..............the elementary matrix is ...

Q: 6×80

A: Multiply the numbers 8 0×6________480________                 

Q: 11. A function, f(x), is defined by the equation f(x) = -x² + 4x. The graph shows another function, ...

A: The given equation,f(x)=-x2+4x and graph of g(x) is given