Trigonometry
Determine the exact value of the expression without using a calculator.
sin(2cos−1311)\sin\left(2\cos^{-1}\frac{3}{11}\right)sin(2cos−1113)
247121\frac{24\sqrt7}{121}121247
−3711-\frac{3\sqrt7}{11}−1137
−24121-\frac{24}{121}−12124
103121\frac{103}{121}121103