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Mathematics
Problem
What is the value of
sin
2
θ
+
cos
2
θ
\sin^{2}\theta + \cos^{2}\theta
sin
2
θ
+
cos
2
θ
for any angle
θ
\theta
θ
? a)
2
2
2
b) 1 c)
sec
2
θ
\sec^{2}\theta
sec
2
θ
d)
tan
2
θ
\tan^{2}\theta
tan
2
θ
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