Question

Find the anti derivative of (1 + 2x)^(2)

Answer 1

firstly, (1 + 2x)^(2) = 4x² + 4x +1
so the anti derivative of f(x) = 4x² + 4x +1 is F(x) = integral (4x² + 4x +1) dx=
(4/3)x^3 +(4/3)x² + x +C