- #1
Justabeginner
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- 1
Homework Statement
Find the volume of the solid generated by revolving about the line x=-1, the region bounded by the curves y=-x^2 + 4x - 3, and y=0.
Homework Equations
Shell Method?
The Attempt at a Solution
V= 2pi * ∫x* f(x) dx, where a and b are the lower and upper limits of integration, respectively.
I'm not even sure if what I'm doing is right. And how do I know to use dx or dy? Guidance please?