AnswersFL-1200330-Algebra 2 Sem 1 - FlexSolving Quadratic Equations by Factoring

Completing The Square Answers

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1
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Solve for in the equation .

Question illustration
A
x = negative 7 plus-or-minus 4 StartRoot 6 EndRoot i
Option A
B
x = –7 ± 8i
C
x = 7 plus-or-minus 4 StartRoot 6 EndRoot i
Option C
D
x = 7 ± 8i
2
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Solve for in the equation .

Question illustration
A
Option
Option A
B
Option
Option B
C
Option
Option C
D
Option
Option D
3

Solve for in the equation .

Question illustration
A
x = –16 or x = –4
B
x = –10
C
x = –8
D
x = 4 or x = 16
4

Solve for in the equation .

Question illustration
A
Option
Option A
B
Option
Option B
C
Option
Option C
D
Option
Option D
5

Solve for in the equation .

Question illustration
A
Option
Option A
B
Option
Option B
C
Option
Option C
D
Option
Option D
6

Solve for in the equation .

Question illustration
x
x = –6 or x = 2
B
Option
Option B
x
x = –2 or x = 6
D
Option
Option D
7

What are the solution(s) of ?

Question illustration
A
or
Option A
B
or
Option B
C
x = 2
Option C
D
x = 4
Option D
8

Which value must be added to the expression x2 + 12x to make it a perfect-square trinomial?

6
6
3
36
7
72
1
144
9

Which value must be added to the expression x2 + x to make it a perfect-square trinomial?

Question illustration
A
Option
Option A
B
Option
Option B
1
1
4
4
10

Amira is solving the equation x2 – 6x = 1. Which value must be added to both sides of the equation to make the left side a perfect-square trinomial?

–
–9
8
8
9
9
3
36
11

Which value must be added to the expression x2 + 16x to make it a perfect-square trinomial?

A
8
B
32
C
64
D
256
12

Use completing the square to solve for in the equation .

Question illustration
A
x = –4 or 6
B
x = –2 or 14
C
x = 1 plus-or-minus StartRoot 89 EndRoot
Option C
D
x = 1 plus-or-minus StartRoot 87 EndRoot
Option D
13

What are the solutions of ?

Question illustration
A
or
Option A
B
or
Option B
C
or
Option C
D
or
Option D

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