Lesson 2: Solving Quadratic Equations: Square Root Property

Question 1

What are the solution(s) to the quadratic equation 9x2 = 4?

Revolt · Accepted Answer

B: x = and x =

Question 2

What are the solutions to the quadratic equation 4x2 = 64?

Revolt · Accepted Answer

C: x = −4 and x = 4

Question 3

What values of b satisfy 3(2b + 3)2 = 36?

Revolt · Accepted Answer

A: b = and

Question 4

What is the first step in solving the quadratic equation x2 = ?

Revolt · Accepted Answer

A: Take the square root of both sides of the equation.

Question 5

What are the solutions to the quadratic equation (5y + 6)2 = 24?

Revolt · Accepted Answer

A: y = and y =

Question 6

Miriam reduced a square photo by cutting 3 inches away from the length and the width so it will fit in her photo album. The area of the reduced photo is 64 square inches. In the equation (x – 3)2 = 64, x represents the side measure of the original photo.

Revolt · Accepted Answer

A: 11 inches by 11 inches

Question 7

What are the solutions to the quadratic equation x2 – 16 = 0?

Revolt · Accepted Answer

B: x = 4 and x = –4

Question 8

Which are the roots of the quadratic function f(b) = b2 – 75? Select two options.b = b = b = b = b =

Revolt · Accepted Answer

A: b =; B: b =

Question 9

Nancy found that x=1 is one solution to the quadratic equation (x+2)2=a. What is the value of a?

Revolt · Accepted Answer

D: 9

Question 10

What are the solution(s) to the quadratic equation 40 − x2 = 0?

Revolt · Accepted Answer

A: x = ±2

Lesson 2: Solving Quadratic Equations: Square Root Property Answers

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