Question

a. What is the smallest number
by which 864 must be multiplied
with to make it a perfect cube?
​

Answer 1

Answer:-

2

EXPLANATION:-

Factors of 864 are:-

864=2x2x2x2x2x3x3x3

there are pair of 2cube x2 square x 3cube

We want one more 2 to make it a perfect pair

of cube.

Therefore, 2 must be multiplied to 864

to make its quotient a perfect cube.