CUET Mathematics - Consider the function f(x) = x^4 - 2x^2, then which of the following are TRUE? A. f(x) is increasing on (-1,0) B. f(x) is decreasing on (0,1) C. f(x) is increasing on (-∞,-1) D. f(x) is decreasing on (1,∞) Choose the correct answer from the options given below: | PYQs + Solutions

CUET Mathematics 2026 26th May Shift 2

Calculus

Medium

core

A, B,C and D

B and D only

A and B only

C and D only

✅ Correct Option: 3

Related questions:

21st May Shift 1

Given a function $f(x) = ax + \frac{b}{x}$ ; $a > 0, b > 0$ , then

Match List-I with List-II

List-I	List-II
(A) $f(x)$ has local maxima at $x$ is equal to	(I) $\sqrt{\frac{b}{a}}$
(B) $f(x)$ has local minima at $x$ is equal to	(II) $2\sqrt{ab}$
(C) Local Maxima of $f(x)$	(III) $-\sqrt{\frac{b}{a}}$
(D) Local Minima of $f(x)$	(IV) $-2\sqrt{ab}$

Choose the correct answer from the options given below:

30th May Shift 1

The function $f(x) = -x^3 + 12x^2 - 36x + 21$ is

A. Increasing on $(-\infty, 2)$

B. Decreasing on $(-\infty, 2)$

C. Increasing on $(2, 6)$

D. Decreasing on $(6, \infty)$

Choose the correct answer from the options given below:

21st May Shift 2

The two positive numbers whose sum is 40 and the product of the cube of one number and the other number is maximum, are

CUET Mathematics 2026 26th May Shift 2 PYQs