Solving using Square and Cube Roots

Tags

CCSS.8.EE.A.2

Solve the equation. Enter the answers with a comma in between and no spaces.
 $x^2-49=0$  

(a)  

Tags

CCSS.8.EE.A.2

Solve using square roots.

• x= ± 81

• x= ± 9

• x= ± 3

• No solution

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CCSS.HSA-REI.B.4B

Which of the following is a perfect square?

• 39

• 6

• 50

• 81

Tags

CCSS.8.EE.A.2

Which number is both a perfect square and a perfect cube?

• 64

• 27

• 81

• 16

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CCSS.6.EE.A.1

• 5
• 4
• 6
• 7

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CCSS.8.EE.A.2

• 8
• 7

• No Solution

• -8

Tags

CCSS.8.EE.A.2

What is 8³ ?

(a)  

Tags

CCSS.8.EE.A.2

Identify each value that is a perfect cube:

• 27

• 1,000

• 90

• 1

Tags

CCSS.8.EE.A.2

• 12

• -12

• No Solution

  (imaginary number) 

Tags

CCSS.8.EE.A.2