CUET Mathematics 2023 23 May Shift 3 PYQs

If $\cos y = x\cos(a+y)$, then $\frac{dy}{dx} =$

If $y = x^{\sin x}$, then value of $x^{-\sin x} \frac{dy}{dx} - \cos x \log x$ is :

The derivative of $\sec(\tan \sqrt{x})$ with respect to x is :