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

asked Jun 23, 2021 32.0k views

4 votes

Which expression is a perfect cube?

12x^12y^18
12x^27y^125
64x^15y^125
64x^27y^125

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2 votes

Answer:

64x^27 y^125

Explanation:

just took the test

Pulkitsinghal answered Jun 24, 2021

4.4k points

3 votes

Answer:

64x^27 y^125

Explanation:

$\sqrt[3]{64x^(27)*y^(125)}=\sqrt[3]{4*4*4*x^(3*3*3)*y^(5*5*5)}\\\\=4*x^(3)*y^(5)$

Keplah answered Jun 27, 2021

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