Mathematics

Problem

The numerical value of

\cot\left(2 \sin^{-1} \frac{3}{5} + \cos^{-1} \frac{3}{5}\right)

is: (a)

\frac{-4}{3}

(b)

\frac{-3}{4}

(c)

\frac{3}{4}

(d)

\frac{4}{3}