Squares, Cubes, Real Numbers

• 4

• 5

• 625

• 50

• 40.5

• 7

• 9

• 8

What is 7² ?

Which of the following is a perfect square?

• 39
• 50
• 6
• 81

Which of the following is NOT a perfect square?

• 1
• 4
• 100
• 8

What is 2 cubed?

2³

• 8

• 6

• 4

• 16

What number, n, cubed is equal to 64?

n³ = 64

• 4

• 2

• 8

• 262,144

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

• 64

• 27

• 81

• 16

∛125

• 5
• 4
• 6
• 7

Evaluate. 7³

• 14

• 49

• 21

• 343