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Sunday, October 6, 2013

Integration - Trigonometric Functions, 9

Category: Integral Calculus, Trigonometry

"Published in Newark, California, USA"

Evaluate


Solution:

Consider the given equation above


The given equation above has both trigonometric functions at the numerator and the denominator. The denominator contains logarithmic function of a trigonometric function. We need to assign u by considering the complicated part in the equation.

If 



then it follows that




 
Since the numerator has the same du, then the above equation can be integrated by simple integration as follows