CUET Mathematics - If the area of an equilateral triangle is increasing at the rate of 4sqrt(3) cm²/sec, then the rate of increase of its perimeter when the side is 4cm, is | PYQs + Solutions

CUET Mathematics 2025 15 May Shift 1

Calculus

Medium

core

2 cm/sec

3 cm/sec

4 cm/sec

6 cm/sec

✅ Correct Option: 4

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Match List-I with List-II

Consider the function f(x) = 2x³ - 21x² + 36x + 80, x∈[0, 6]. Then

List-I	List-II
(A) one of its critical points is at x =	(I) -28
(B) Its absolute maximum value is	(II) -42
(C) Its absolute minimum value is	(III) 97
(D) Its second derivative at x = 0 is	(IV) 6

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CUET Mathematics 2025 15 May Shift 1 PYQs