Multivariable Calculus Quiz
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MULTIPLE INTEGRALS
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Evaluate
∬
R
y
d
A
\iint_R y \, dA
∬
R
y
d
A
where
R
R
R
is the region bounded by the semicircle
y
=
9
−
x
2
y=\sqrt{9-x^2}
y
=
9
−
x
2
and the x-axis.
A
9
π
2
\frac{9\pi}{2}
2
9
π
B
0
C
18
D
4
π
\frac{4}{\pi}
π
4
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