Which monomials are perfect cubes? Check all that apply.

3x3

8x12

27x9

100x3

125x5

A perfect cube is a number that resulted from multiplying a number three times by itself. A perfect cube is also a number that has an exact cube root.

8x^12 ⇒ 2x^4 * 2x^4 * 2x^4

27x^9 ⇒ 3x³ * 3x³ * 3x³

Only two monomials are perfect cubes.