Question

Verify x^3+y^3=(X+y) (x^2-xy+y^2)

Answer 1

Step-by-step explanation:

R.H.S= (x+y)(x^2-xy+y^2)

= x^3-x^2y+xy^2+yx^2-xy^2+y^3

=x^3+y^3

Here x^2y and y^2x cancle to each other

= L.H.S

Hence proved