Question

answer this correctly plz..........​

Answer 1

Answer:

1) (2a)³+(b)³+2(2a)²(b)+2(2a)(b)²

=by using identity-

={(a+b)³=a³+b³+2a²b+2ab²}

=(2a+b)³

2) (4a)³+(3b)³+2(4a)²(3b)+2(4a)(3b²)

=by using identity-

={(a+b)³=a³+b³+2a²b+2ab²}

=(4a+3b)³