Question

(a + b)(a2 – ab + b2) = a3 + b3

Answer 1

a3 + b3 = a3 + b3

Explanation:

I'm not sure what you are asking for but this equation is true if that's the problem.

Multiply all the variables and then combine like terms.

On the left side we end out as a3 + b3 which is equal to the right side. Hope this helps!