for 7-9 state yes or no whether each pair of expressions are equivalent. 7. 9r-6r and 6r - 9r 8. 11c - c - 2c and 20c - c - 11c 9. 21d - 8d and 18d - 5d

Q: 4 Solve each equation by completing the square. 26. x2 – 4x + 12 = 0 27. x² + 2x – 12 = 0 28. x² +…

A: Given: x2+6x+8=0

Q: A9: Solve 3(z – i) = 2(z - 1) for the variable z = x+ iy € C.

A:

Q: tu+3)÷(x+2) ÷ (u+2) (6x+10x²+x+8)÷ (2x+1) (x*+3x*+1)÷ (x²-2 x+3)

A:

Q: Find h(x) and g(x) such that f(x) = (h o g)(x). f(x) = /8x +2 Suppose that g(x) = 8x + 2. ... h(x)…

A: f(x)=8x+2 g(x)=8x+2 f(x)=(h∘g)(x)=h(g(x))

Q: Let P = e = [" [w+7 -31 -31 be tow matrices. Find thev -D1 and R = %3D %3D 5 2. - Q-R P+Ix0, where…

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Q: 16) A sample of bacteria taken from a river has an initial concentration of 2.3 million bacteria per…

A: topic - exponential function

Q: 7:24 1 .ll 5G Compounding - Compare Accounts (Level 1) Apr 05, 7:20:04 AM Watch help video Nevaeh…

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Q: Graph the equation by plotting the points. x^2-y = 9

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Q: A flagpole has a height of 53 yards. It will be supported by three cables, each of which is attached…

A: This question can be solved using the concept of Pythagoras theorem.

Q: Given the functions g(x) = 5x + 1 find g-1(x)…

A: Given

Q: Form a polynomial Zeros: -1,0,6 Degree: 3

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Q: 1. Solve cos 2x - 2 sinx - cos*x = -3 on the interval x e [0,21).

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Q: In a trapezium the longer parallel side (a) is twice the length of the shorter side (b). The…

A:

Q: You work for a utility company that burns coal to generate electricity.  The cost C (in dollars) of…

A: Here, the given function of cost is C=100000p100-p where C is the cost of removing p(in percentage)…

Q: consider function f(x) = ln((x/2)-b). Over what domain is f(x) >= 0?

A: Solved below

Q: A board 94 cm long is cut into two pieces so that one piece is 12 cm longer than the other. Find the…

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Q: 6. Consumerism The numbers of high-definition televisions sold each month for one year were recorded…

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Q: Members of the Math Club in MDSF developed a game named MATH Bingo, in this game there are 100 chips…

A: Given information:  There are 100 chips in the box numbered 1-100.Event A = Picking a odd…

Q: Describe how to factor (if possible), each of the following: Sum of 2 squares, like A2 + B2…

A: 1. Sum of 2 square A^2 + B^2  => no Factor. 2. Difference of 2 square, A^2 - B^2  = ( A - B) ( A…

Q: If I invest $25,000 in a savings account which has a 5.75% interest rate and is compounded…

A:

Q: Find the least-squares solution x' of the system 1 -2 -6' -1 X= 10 3 4 x* =

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Q: 4. Use completing the square to solve x² – 14x = 23

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Q: Find the perimeter of the regular polygon. Express the perimeter using the same unit of measure that…

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Q: Condense to a single logarithm. 3 - log 8 (m) – 2log8(4n) – 31og 8 (5k) 5 log (4n)² (5k)³ Vm³ log s…

A: Solving the problem by finding the given expression to a single one.

Q: The length of a rectangular garden is 20 feet longer than the width. If the area of the rectangular…

A: The area of a rectangle with length l and width w is given by A=l×w.

Q: c² – 3x and Given two functions f(x) = x g(x) = x + 13, find the following. a) f(– 2) + g(– 2) b)…

A: Use  function value. To evaluate it.

Q: Let F(x) = x2 - 4 and G(x) = 17- x. Find (F- G)(4). ... (F-G)(4) =| (Simplify your answer. Type an…

A: Solve the function

Q: Page of 5 14. A Boeing 747 has a cruising speed of 570 miles/hour. Forty-five minutes after the 747…

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Q: Find each amount: a. 3.8% of 25 b. 0.2% of 50 C. 180.5% of 99

A: Given query is to find indicated amount.

Q: What is the total interest paid on a 30 year mortgage for $235,000 if it is charged 7% interest,…

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Q: 4. Solve for x. Be sure to show all work. x+ 10 15 x-3

A: x+106x-3x=15(x+10)x-6(x-3)=15x2+10x-6x+18=15x2+4x+18=15Subtract 15 on both…

Q: Find the inverse of the function. f(x) = 3+ Vx - 9 f-(x) = (x-2 + for x2

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Q: Choose the correct answer. Determine if f(x) = 2x is linear or quadratic (including quadratic in…

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Q: A -5 has two distinct real eigenvalues if and only if k>

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Q: The figure to the right shows two parallel lines intersected by a transversal. Let x= 103° Find the…

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Q: State the following for the given equation in space below: a) Vertex b) a value c) direction of…

A: Since you are asking multiple questions. We are answering only the first three subparts for you as…

Q: 8. Find the exact value of each expression without using a calculator by using properties of…

A: as per bartleby guidelines i can do only first three subparts

Q: The value of the average home in some neighborhood in the state of Florida was $185,000 and has…

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Q: Solve the following equation. 16z + 57 = 64z The solution(s) is/are. (Type an exact answer, using…

A: The objective is to solve the equation.

Q: Write the general term(rule) of the arithmetic sequence whose third term is 32 and whose eleventh…

A: We can find the required answer as below.

Q: 2. -7+5m³ + 9m - 3m2 a. Standard form: b. Classify by degree: c. Classify by terms:

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Q: 1) 60 2) 80 18 40 112 50

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Q: Find the unknown side of the triangle.

A: Follow the procedure given below.

Q: Let f(x) = 2x – 1 and g(x) = x² + 4. Evaluate (g o f)(x). (g o f)(x) = | (Simplify your answer.)

A: Topic = Functions

Q: f(x)=bx+4  b is constant. If f(1)=3 what is the value of f(-3)

A: f(1)=3 is given  put the values and we get b value 3 = b(1) +4 b = -1 now put in euqation f(x) = 4 -…

Q: 1_1, 3 Solve: a-2 %3D 5a 2a

A: We have to find value of a .

Q: 2) Solve the following system of linear equations by using Cramer's Rule. 2x+0y+12 z= 5 0x-5y+9z- 20…

A: Solving the problem by cramer rule.

Q: Let f = {( – 2,1),(1, – 1)} and g = {( - 2, – 4),(4,1),(5,6)}. Find g -f and its domain. What is the…

A: Since the student has posted multiple questions and does not mention any specific question, so we…

Q: Complete the table. T: y= 2x + 6 Input, x 1 3 4. Output, y Q. y = 16 – 2x Input, x 3 4 Output, y 3.…

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Q: Let F(x) = x2 - 9 and G(x) = 18 – x. Find (F - G)(- 4). (F- G)(- 4) = (Simplify your answer. Type an…

A: