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Math Drills
Partial derivatives & multiple integrals
Change to polar coordinates
Practice 1
Partial derivatives & multiple integrals
Change to polar coordinates
1 / 5
Standard
Evaluate the iterated (double) integral.
∫
0
2
π
∫
0
3
r
d
r
d
t
\int_{0}^{2\pi }\int_{0}^{3} r\,dr\,dt
∫
0
2
π
∫
0
3
r
d
r
d
t
1
9
π
9\pi
9
π
2
6
π
6\pi
6
π
3
9
π
2
\frac{9\pi }{2}
2
9
π
4
18
π
18\pi
18
π
Answer
