Question

(a+b) and (a-b) ka whole cube

Answer 1

( A+B)^3= A^3+ B^3+ 3A^2b+ 3 ab^2

( A-B)^3= A3+ B^3- 3a^2b + 3ab^2

Answer 2

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