Quandaries
and Queries 

Name: Antonio Question: 

Hi Antonio, If a sine in raised to an odd power, for example sin^{3}x as in your example, the technique is to separate one factor of sin x and then write the remaining factor, an even power of sin x, in terms of cos x, that is
This can be integrated with a substitution of u = cos x. The second term can be integrated in a similar fashion
Harley 

