CUET Mathematics 2026 25th May Shift 1 PYQs

If $x^y = e^{x-y}$, then $\frac{dy}{dx} =$

Derivative of $x^3 + 1$ with respect to $x^2 + 1$ is

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