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Mathematics
Mathematics
Problem
Do the following problems on your own. The answers are in Chapter 23, starting on page 582. 5. Find the area inside the lemniscate
r
2
=
6
cos
2
θ
r^{2}=6 \cos 2 \theta
r
2
=
6
cos
2
θ
and outside the circle
r
=
3
r=\sqrt{3}
r
=
3
.
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