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Mathematics
Mathematics
Problem
Verify that
sin
2
θ
+
cos
2
θ
=
1
\sin^2\theta + \cos^2\theta = 1
sin
2
θ
+
cos
2
θ
=
1
when
θ
=
60
∘
\theta = 60^\circ
θ
=
6
0
∘
.
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