Question

How do you factor `216 - x^3`?

Answer 1

`(6-x)*(36+6x+x^2)`

Explanation:

We have `216-x^3`
Now `6^3=216`
Then we get
`6^3-x^3`
Using `a^3-b^3=(a-b)*(a^2+a*b+b^2)`

We get
`(6-x)*(36+6x+x^2)`