Question

( x^3+y^2)^2 = ?
(2a+b)^2 = ?

Answer 1

( x^3+y^2)^2 = ?

x^6 + 2x^3.y^2 + y^4


(2a+b)^2 = ?

4a^2  + 2.2ab + b^2

4a^2  + 4ab + b^2