(adsbygoogle = window.adsbygoogle || []).push({}); 1. The problem statement, all variables and given/known data

Consider the solid obtained by rotating the region bounded by the given curves about y=10

Find the volume V of this solid usingDISK METHOD

2. Relevant equations

y=5e^-x, y=5, x=4

3. The attempt at a solution

setting up the picture easy. but i'm having trouble knowing HOW to find the radius. any help would be cool. thank you.

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# Cal ii volumes

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