# calculus

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Find the volume if the area between the curve y=lnx, x=1, and y=1 is rotated about the x-axis.

• calculus -

I tried the integral from 1 to e of 1-lnx^2 but that doesn't work.

• calculus -

You want
pi{integral)(1-lnx)^2 dx from 1 to e

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