CUET Mathematics 2026 29th May Shift 1 PYQs

If $y = 3^x + e^x + x^x + x^3$, then the value of $\frac{dy}{dx}$ at $x = 3$ is

If $y = 5e^{2x} + 4e^{3x}$, then $\frac{d^2y}{dx^2}$ equals:

If $x = at^2$ and $y = 4at$, then the value of $\frac{d^2y}{dx^2}$ at $t = 1/a$, is