For and , evaluate…

MATHEMATICS · Single correct · CBSE · Mathematics · Limits and Derivatives · Limits and Derivatives

Problem

For

a=4

and

b=3

, evaluate

\displaystyle \lim_{t\to 0} \dfrac{1-\cos at}{t\sin bt}

. (a)

\dfrac{16}{3}

(b)

\dfrac{4}{3}

(c)

\dfrac{8}{3}

(d)

\dfrac{2}{3}

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