Question

Question #91942

Answer 1

`-x^3+6y^3`

Explanation:

Given,

`x^3+4y^3-2x^3+2y^3`

Group the terms with `x^3` together and the terms with `y^3` together.

`=x^3-2x^3+4y^3+2y^3`

Simplify.

`=-x^3+6y^3`