CUET Mathematics - If x = a/1 + t and y = a/(1 + t)^2 where a > 0 , then d^2y/dx^2 at t = 1 is | PYQs + Solutions

CUET Mathematics 2025 29 May Shift 2

Calculus

Medium

applied

$\frac{1}{a}$

$\frac{2}{a}$

$\frac{4}{a}$

Not defined

✅ Correct Option: 2

Related questions:

14 May Shift 2

If $y = \frac{1}{1+x^{b-a}+x^{c-a}} + \frac{1}{1+x^{c-b}+x^{a-b}} + \frac{1}{1+x^{a-c}+x^{b-c}}$ then $\frac{d^2y}{dx^2}$ is

29 May Shift 2

If $xy = e^{(x-y)}$ , then $\frac{dy}{dx}$ is equal to:

22 May Shift 1

Which of the following functions $f(x)$ are differentiable at $x = 0$ ?

(A) $|x|$

(B) $|x - 1|$

(D) $|x + 1|$

(E) $x^2$

Choose the correct answer from the options given below:

CUET Mathematics 2025 29 May Shift 2 PYQs