If for an acute angle

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

Problem

If

\sin\theta = \dfrac{5}{13}

for an acute angle

\theta

, calculate

\dfrac{\cot\theta}{\sec\theta}

. (a)

\dfrac{13}{5}

(b)

\dfrac{5}{13}

(c)

\dfrac{144}{65}

(d)

\dfrac{65}{144}

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