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Mathematics
Mathematics
Problem
The value of
sin
2
θ
+
cos
2
θ
\sin^{2}\theta + \cos^{2}\theta
sin
2
θ
+
cos
2
θ
for any real
θ
\theta
θ
is a)
2
2
2
b)
sin
θ
cos
θ
\sin\theta\cos\theta
sin
θ
cos
θ
c)
1
1
1
d)
sec
2
θ
\sec^{2}\theta
sec
2
θ
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