Friday

December 19, 2014

December 19, 2014

Posted by **Frank** on Friday, November 30, 2012 at 2:34pm.

integrate form pi^2/36 to pi^2/4 (cos(x^1/2))/(xsin(x^1/2))^1/2

integrate from 0 to pi/3 (tanx)/(2secx)^1/2

- Calc 1 -
**Steve**, Friday, November 30, 2012 at 2:42pmif we let

u = 1+7tanx

du = 7sec^2 x dx

and you have ∫ u^(-1/3) 1/7 du

if we let

u = sin√x

du = cos√x * 1/(2√x)

and you have ∫ 1/√u 2 du

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