Which monomial is a perfect cube?
16x6
27x8
32x12
64x6

The fastest way is to just use a scientific calculator.

To do it without a calculator, use prime factorization.

I'll only do the second one which is the answer.

27 x 8

= 3^3 x 2^3 = 6^3

Which is a perfect cube.

ANSWER



EXPLANATION

A perfect cube is a number that can be written in the form



Let us use prime factorization to check which of the options is a perfect cube.



This is not a perfect cube.



This is a perfect cube.



Not a perfect cube.



This is also not a perfect cube.

The correct answer is B.

Just look outside and then you’ll see where the awnser is

Then just do it (lol)