The expression is equal to

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

Problem

The expression

\dfrac{1}{1+\tan^2\theta}

is equal to (a)

\cot^2\theta

(b)

\cos^2\theta

(c)

\sin^2\theta

(d)

\sec^2\theta