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Integration q. (1 Viewer)

Thread starter vice lord
Start date Oct 11, 2009

V

vice lord

New Member

#1

Hey does any1 have any idea of how to integrate:
1/(1+cos^2x) without the use of the t formulae...

untouchablecuz

Active Member

#2

$\int \frac{1}{1+cos^2x}dx=\int \frac{\frac{1}{cos^2x}}{\frac{1}{cos^2x}+1}dx=\int \frac{sec^2x}{sec^2x+1}dx=\int \frac{sec^2x}{tan^2x+2}dx$

V

vice lord

New Member

#3

Kk thx alot thts exactly wt i needed..

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