Question

simple question
(x+y)³-(x-y)³​

Answer 1

Answer:

refer attachment

Step-by-step explanation:

hope it helps u:-)

Answer 2

Step-by-step explanation:

a3−b3=(a−b)(a2+b2+ab) formula to be used

let x+y be a

let x-y be b

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

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

2y(3x^2-y^2)

6x^2 y -2y^3