Question

Solve the following integral :
$\displaystyle \sf \int \dfrac{1 - x}{1 + x}. \dfrac{dx}{\sqrt{x + x^2 + x^3}}$​

Answer 1

Answer:

your answer is in attachment okk

Answer 2

$\displaystyle \sf LET\:I=\int \dfrac{1 - x}{1 + x}. \dfrac{dx}{\sqrt{x + x^2 + x^3}}$