The value of for any real is

MATHEMATICS · Single correct · CBSE · Mathematics · Introduction to Trigonometry · Introduction to Trigonometry

Problem

The value of

\sin^{2}\theta + \cos^{2}\theta

for any real

\theta

is (a)

2

(b)

\sin\theta\cos\theta

(c)

1

(d)

\sec^{2}\theta