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Difference of Two Squares Solving Quadratics

Authored by Anthony Clark

Mathematics

9th Grade

CCSS covered

Difference of Two Squares Solving Quadratics
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20 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Solve

3x2 - 192 = 0

-32 or 32

No Solution

-8 or 8

-64 or 64

Tags

CCSS.8.EE.A.2

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Solve a2 + 10a - 24 = 0

a = {2, -12}

a = {4, 6}

a = {-12, 2}

a = {-6, -4}

Tags

CCSS.HSA-REI.B.4B

3.

MULTIPLE SELECT QUESTION

1 min • 1 pt

Which of the following are methods to solve quadratics (select all that apply)?

Difference of Squares

Completing the Square

Square Roots

Grouping

Tags

CCSS.HSA-REI.B.4B

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Factor and solve:

(4x - 9)(4x + 9)

x = {-9/4, 9/4}

(2x - 3)(2x + 3)

x = {-2/3, 3/2}

(2x - 3)2

x = {3/2}

(2x + 3)2

x = {-3/2}

Tags

CCSS.HSA-REI.B.4B

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Factor

25x2 - 81

(5x - 9)(5x + 9)

(5x - 9)(5x - 9)

(5x + 9)(5x + 9)

Cannot be factored

Tags

CCSS.HSA.APR.C.4

6.

DROPDOWN QUESTION

1 min • 1 pt

(x + 3)(x - 3) ​ (a)   a difference of two squares (D.O.T.S.).

is

is not

Tags

CCSS.HSA.APR.C.4

7.

DROPDOWN QUESTION

1 min • 1 pt

(x - 3)(x + 3) ​ (a)   a difference of two squares (D.O.T.S.).

is

is not

Tags

CCSS.HSA.APR.C.4

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