1st Quarter Review: square and cube roots

Choose all that apply: 1 is...

• a perfect square

• a perfect cube

• an integer

• an irrational number

Evaluate.

• 7/5
• ±7/5
• 5/7
• ±5/7

Tags

CCSS.HSN.RN.A.2

Evaluate.

• -12
• 12
• ±12
• 1/12

Tags

CCSS.8.EE.A.2

The √ symbol is called the radical.

• True
• False

A cube has a volume of 27 cubic inches. What is the length of each edge of the cube?

• 5.2 in

• 13.5 in

• 3 in

• 7 in

Tags

CCSS.5.MD.C.5B

CCSS.6.G.A.2

 $\sqrt{-144}$  

• 12

• -12

• 72

• none of the above (you can't take the square root of a negative number)

To find the square root of a number, you must divide it by 2.

• True
• False

Tags

CCSS.8.EE.A.2

• 8

• -8

• 4

• -4

Tags

CCSS.8.EE.A.2

x² = 47

• -47

• 47

Tags

CCSS.8.EE.A.2

For which equation is x = 8 a solution?

Tags

CCSS.8.EE.A.2