MathematicsEasy45×since 2004Q5648If sinx=−35\sin x=-\frac{3}{5}sinx=−53, where π<x<3π2\pi< x <\frac{3 \pi}{2}π<x<23π, then 80(tan2x−cosx)80\left(\tan ^2 x-\cos x\right)80(tan2x−cosx) is equal toA109B108C19D18Check answerSkip