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Differentiation question

2025 · 3 Apr · Shift 1 · Q43

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JEE Main
Mathematics
Differentiation
2025 · 3 Apr · Shift 1 · Q43

Differentiation question

2025 · 3 Apr · Shift 1 · Q43

JEE MainMathematicsDifferentiationMCQ+4 / −1

\text { If } y(x)=\left|\begin{array}{ccc} \sin x & \cos x & \sin x+\cos x+1 \\ 27 & 28 & 27 \\ 1 & 1 & 1 \end{array}\right|, x \in \mathbb{R} \text {, then } \frac{d^2 y}{d x^2}+y \text { is equal to }

A
28
B
27
C
-1
D
1

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