What is the volume of the solid produced by revolving #f(x)=cosx, x in [0,pi] #around the x-axis?
1 Answer
Nov 26, 2016
Explanation:
General formula for volumes of revolution:
(the pi can be taken out of the integral in either case to simplify the calculation)
The question requires solving:
This is made easier using double angle formulae:
By taking the
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