If and , what is…

MATHEMATICS · Single correct · CBSE · Mathematics · Trigonometric Functions · Trigonometric Functions

Problem

If

\tan\theta=\dfrac{1}{2}

and

\cos\theta\neq0

, what is

\tan 3\theta

? (a)

\dfrac{11}{6}

(b)

\dfrac{11}{8}

(c)

\dfrac{11}{2}

(d)

\dfrac{11}{4}

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