Let $f^{\prime}(\sin x)0 \forall x \in\left(0, \frac{\pi}{2}\rig

Question

Let $f^{\prime}(\sin x)<0$ and $f^{\prime \prime}(\sin x)>0 \forall x \in\left(0, \frac{\pi}{2}\right)$ and $g(x)=f(\sin x)+f(\cos x)$. $g(x)=f(\sin x)+f(\cos x)$.

Professor PC Thomas Classes · Answer

See detailed solution for explanation.