4. Calculate the volume of a solid generated by revolving the region bounded by the curve
𝑓(𝑥) = cos 𝜃 and the lines 𝑥 = 0 , 𝑥 =
𝜋
4
about the 𝑥 − 𝑎𝑥𝑖𝑠.
Mathbot Says...
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