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Completing The Square Answers | LAUSD-Algebra II A Prescriptive - Summer | Revolt

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Answers LAUSD-Algebra II A Prescriptive - SummerPerforming Operations with Complex Numbers

Completing The Square Answers

0 verified answers

Solve for in the equation .

Question illustration

A

x = –12 or x = 2

B

x = –11 or x = 1

C

x = –2 or x = 12

D

x = –1 or x = 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

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?

A

–9

B

8

C

9

D

36

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

A

6

B

36

C

72

D

144

Solve for in the equation .

Question illustration

A

x = negative 6 plus-or-minus StartRoot 82 EndRoot

Option A

B

x = negative 6 plus-or-minus 2 StartRoot 17 EndRoot

Option B

C

x = 1 plus-or-minus StartRoot 33 EndRoot

Option C

D

x = 1 plus-or-minus StartRoot 47 EndRoot

Option D

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

Solve for in the equation .

Question illustration

A

x = 5 plus-or-minus 2 StartRoot 5 EndRoot

Option A

B

x = 5 plus-or-minus StartRoot 35 EndRoot

Option B

C

x = 10 plus-or-minus 2 StartRoot 5 EndRoot

Option C

D

x = 10 plus-or-minus StartRoot 35 EndRoot

Option D

Solve for in the equation .

Question illustration

A

x = negative 12 plus-or-minus StartRoot 85 EndRoot

Option A

B

x = negative 6 plus-or-minus StartRoot 23 EndRoot i

Option B

C

x = 6 plus-or-minus StartRoot 23 EndRoot i

Option C

D

x = 12 plus-or-minus StartRoot 85 EndRoot

Option D

Solve for in the equation .

Question illustration

A

x = five-halves plus-or-minus StartFraction StartRoot 29 EndRoot Over 2 EndFraction

Option A

B

x = five-halves plus-or-minus StartFraction StartRoot 41 EndRoot Over 4 EndFraction

Option B

C

x = five-fourths plus-or-minus StartFraction StartRoot 29 EndRoot Over 2 EndFraction

Option C

D

x = five-fourths plus-or-minus StartFraction StartRoot 41 EndRoot Over 4 EndFraction

Option D

Solve for in the equation .

Question illustration

A

x = –6 or x = 2

B

x = negative 2 plus-or-minus 2 StartRoot 2 EndRoot

Option B

C

x = –2 or x = 6

D

x = 2 plus-or-minus 2 StartRoot 2 EndRoot

Option D

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

A

One-fourth

Option A

B

One-half

Option B

C

1

D

4

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

Solve for in the equation .

Question illustration

A

x = 2 plus-or-minus StartRoot 42 EndRoot

Option A

B

x = 2 plus-or-minus StartRoot 33 EndRoot

Option B

C

x = 2 plus-or-minus StartRoot 34 EndRoot

Option C

D

x = 4 plus-or-minus StartRoot 42 EndRoot

Option D

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

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

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