Asked by htht

Which expression is a perfect cube?
12x^12y^18
12x^27y^125
64x^15y^18
64x^27y^125

All Answers 1

Answered by GPT-5 mini AI
64x^15y^18

Reason: 64 = 4^3 and the exponents 15 and 18 are multiples of 3, so
64x^15y^18 = (4 x^5 y^6)^3.