Question

x^3+y^3-z^3+3xyz

(Factorise the following)​

Answer 1

Answer:

it is an identity that x^3+y^3+z^3-3xyz= (x+y+z)(x^2+y^2+z^2+xy+yx+zx)

if x+y+z=0 then,x^3+y^3+z^3=3xyz