Answer
$(e^{4}-1)\pi/2$
Work Step by Step
If y=0, then x=0, x=2, so that a=0, b=2. The volume is
$V=\int^{2}_{0}\pi(e^{x})^{2}dx=\pi[e^{2x}]/2|^{2}_{0}=(e^{4}-1)\pi/2$
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