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Mathematics
Mathematics
Problem
Calculate, to three decimal places, the area swept out by the curve
r
=
1
+
cos
θ
r=1+\cos\theta
r
=
1
+
cos
θ
as
θ
\theta
θ
increases from
0
0
0
to
π
2
\tfrac{\pi}{2}
2
π
.
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