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December 21, 2014

December 21, 2014

Posted by **sam** on Sunday, February 7, 2010 at 4:23pm.

- math -
**Damon**, Sunday, February 7, 2010 at 5:54pmlet u = (2t+1)

du = 2 dt so dt = .5 du

so

.5 integral du sin u/cos^2u

try 1/cos u

d/du (1/cos u) = -sin u/cos^2 u

You can take it from there :)

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