# The last part of a integral

ddr

4
∫ √x/(1+√x)
0

## The Attempt at a Solution

t=√x ; x=t^2 ; dx= 2t

2
∫ (2t^2)/(1+t)
0

and now?
thanx

## Answers and Replies

Staff Emeritus
Science Advisor
Simplify your denominator with another substitution.

neutrino
Bring the 2 outside the integral and then add and subtract 1 in the numerator.

Science Advisor
Homework Helper
First subtract and then add 1 in the numerator.

Daniel.

NTUENG
Hi ddr,

Perform polynomial algebraic division and integrate the result directly.