Question

(x + y )(x 2 - xy + y 2 )

Answer 1

Answer:

$x^3+y^3$

Step-by-step explanation:

$(x+y)(x^2-xy+y^2)= \\\\x(x^2)+x(-xy)+x(y^2)+y(x^2)+y(-xy)+y(y^2)= \\\\x^3-x^2y+xy^2+x^2y-xy^2+y^3= \\\\\boxed{x^3+y^3}$

Hope this helps!