Question

(2x+y ) the whole cube

Answer 1

using identity a^3+b^3+3a^2b+3ab^2 = 8x^3+y^3+6x^2y+3xy^2 if it is right
then brain list me

Answer 2

(2x+y)^3 is

(2x)^3+y^3+3*2x*y(2x+y)

8x^3+y^3+6xy(2x+y)

8x^3+y^3+12x^2 y+6xy^2

Please mark it as brainliest answer

Hope it helped you