Washers:
Example5:
Whatis the volumeof the solidgeneratedwhenthe regionenclosedby and is
revolvedaboutthe -axis?
Solution:
Sincethe solid generatedis revolvedaboutthe -axis(Figure12), we mustrewrite as
Thus The volumeis
V
marvins-underground-k-12
(Marvins-Underground-K-12)
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