Solving a Quadratic by Square Root

Solving a Quadratic by Square Root

9th Grade

15 Qs

quiz-placeholder

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Solving a Quadratic by Square Root

Solving a Quadratic by Square Root

Assessment

Quiz

Mathematics

9th Grade

Practice Problem

Hard

CCSS
HSA-REI.B.4B, 8.EE.A.2

Standards-aligned

Created by

Anthony Clark

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15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

x2−10=19

x = √29

x = ±2√9

x = ±29

x = ±5√19

Tags

CCSS.8.EE.A.2

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

2x2= 30

x= √5

x= √30

x= √15

x= ±5

Tags

CCSS.8.EE.A.2

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

-45 and 45
-5 and 5
-225 and 225
-15 and 15

Tags

CCSS.8.EE.A.2

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Can this quadratic be solved by BOTH square root method AND difference of squares?
16x2 - 25 = 0

Yes!

No - just square root method

No - just difference of squares method

Tags

CCSS.HSA-REI.B.4B

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Can this quadratic be solved by BOTH square root method AND difference of squares?
2x2 - 7 = 0

Yes!

No - just square root method

No - just difference of squares method

Tags

CCSS.HSA-REI.B.4B

6.

MULTIPLE SELECT QUESTION

1 min • 1 pt

What are the roots / solutions of the quadratic equation 3x2 = 300 ?

x = 10

x = 9

x = + 9

x = + 10

Tags

CCSS.HSA-REI.B.4B

7.

MULTIPLE SELECT QUESTION

1 min • 1 pt

What are the roots / solutions of the quadratic equation x2 = 32?

Tags

CCSS.8.EE.A.2

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