Question

(x - y) (x2 + y² + xy​

Answer 1

Answer:

a^3-b^3=(a-b)(a^2+ab+b^2)

therefore the answer is x^2-y^2

Answer 2

Answer:

(x-y) (x*2 + xy + y*2) = x*3 - y*3

Step-by-step explanation:

This is a part of an algebraic identity,i.e.,

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