CUET Mathematics - If y = e^1/2(1+ ^2 x), then d^2y/dx^2 is equal to: | PYQs + Solutions

CUET Mathematics 2025 2 June Shift 1

Calculus

Medium

applied

$\sec x$

$\frac{1}{2}\left(\frac{1}{1+ \tan^2 x}\right)e^{\log(1+ \tan^2 x)}$

$\sec x(\sec^2 x + \tan^2 x)$

$\sec x\tan x$

✅ Correct Option: 3

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