AnswersFL-1200710-Mathematics for College Algebra ASolving Quadratic Equations: Square Root Property

Solving Quadratic Equations: Completing the Square Answers

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

A
y = and y =
Option A
B
y = and y =
Option B
C
y = and y =
Option C
D
y = and y =
Option D
2
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What are the solution(s) to the quadratic equation 9x2 = 4?

A
x = and x =
Option A
B
x = and x =
Option B
C
x = and x =
Option C
D
no real solution
3

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

Question illustration
A
b =
Option A
B
b =
Option B
C
b =
Option C
D
b =
Option D
E
b =
Option E
4

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

Question illustration
A
Take the square root of both sides of the equation.
B
Add to both sides of the equation.
Option B
C
Square both sides of the equation.
D
Subtract from both sides of the equation.
Option D
5

What are the solution(s) to the quadratic equation x2 – 25 = 0?

A
x = 5 and x = –5
B
x = 25 and x = –25
C
x = 125 and x = –125
D
no real solution
6

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

A
x = ±2
Option A
B
x = ±4
Option B
C
x = ±2
Option C
D
x = ±4
Option D

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