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## Homework Statement

Find the surface area of the solid obtained by rotating

y = √9 − X^2 , − 2 ≤ X ≤ 2 about the X-axis.

## Homework Equations

∏r^2

## The Attempt at a Solution

Y = (9 - x^2)^-1/2

Is that can do like this..

then how bout the power inside the X^2??