Operations Cube Roots

Select ALL the equations that have rational solutions.

• x³ = 8

• x³ = 27

• x³ = 16

• x³ = 64

A cube with side length s has a volume of 64 cm³. What is the length of one side?

• 4 cm

• 8 cm

• 16 cm

• 32 cm

Find the cube root of each number: 343

• 7

• 9

• 3

• 13

∛125

• 5

• 4

• 6

• 7

∛216

• 6

• 72

• 108

• 4

Find the value of 4³.

• 12

• 128

• 64

• 48

Evaluate ∛1

• 1

• 2

• 3

• 4

60

10*6

10x6

6*10

6x10

CHALLENGE.

• 3

• 62

• 6

• 2

What is -9 cubed?

(-9)³

• -729

• 729

• 27

• -27