Identify the value of at which the function equals zero.

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

Problem

Identify the value of

x

at which the function

y=\cos x

equals zero. (a)

0

(b)

\pi

(c)

\dfrac{\pi}{2}

(d)

\dfrac{\pi}{3}

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