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Mathematics
Mathematics
Problem
If
r
>
0
,
−
π
≤
θ
≤
π
r > 0, -\pi \le \theta \le \pi
r
>
0
,
−
π
≤
θ
≤
π
and
r
,
θ
r, \theta
r
,
θ
satisfy
r
sin
θ
=
3
r \sin \theta = 3
r
sin
θ
=
3
and
r
=
4
(
1
+
sin
θ
)
r = 4(1 + \sin \theta)
r
=
4
(
1
+
sin
θ
)
, then find the possible solutions of the pair
(
r
,
θ
)
(r, \theta)
(
r
,
θ
)
.
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