can i start by rewriting it as

= (x^-1/2)(1 +√x)^-2??

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- Dec 14th 2012, 09:22 AMasilvester635Integration help
can i start by rewriting it as

= (x^-1/2)(1 +√x)^-2?? - Dec 14th 2012, 09:41 AMskeeterRe: Integration help
substitution ...

- Dec 14th 2012, 09:44 AMasilvester635Re: Integration help
so when i derive 1 + √x does the square root turn into a negative ^-1/2 or will it be positive??

- Dec 14th 2012, 10:15 AMskeeterRe: Integration help
- Dec 14th 2012, 10:50 AMPlatoRe: Integration help
- Dec 17th 2012, 05:46 PMx3bnmRe: Integration help

And so

By plugging in into we get:

Check:

integration 1/(((x)^(1/2))((1+((x)^(1/2))))^2) dx from x=1 to 9 - Wolfram|Alpha