CBSE

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

Problem

Calculate

P = \dfrac{1+\tan^2 27^\circ}{\sec^2 27^\circ}

. (a)

\cot^2 27^\circ

(b)

1

(c)

\tan 27^\circ

(d)

\cos 27^\circ