SOLUTION: Determine the value of {{{int((cos2x-1)/(cos2x+1), dx, 0,pi/4)}}} Please include complete steps.

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Question 1048627: Determine the value of
int%28%28cos2x-1%29%2F%28cos2x%2B1%29%2C+dx%2C+0%2Cpi%2F4%29
Please include complete steps.
Answer by robertb(5830) About Me  (Show Source):