🛠️ JEE➗ Maths

If \(f(x)=\left|\begin{array}{ccc}2 \cos ^4 x & 2 \sin ^4 x & 3+\sin ^2 2 x \\ 3+2 \cos ^4 x & 2 \sin ^4 x &…

Q1

If \(f(x)=\left|\begin{array}{ccc}2 \cos ^4 x & 2 \sin ^4 x & 3+\sin ^2 2 x \\ 3+2 \cos ^4 x & 2 \sin ^4 x & \sin ^2 2 x \\ 2 \cos ^4 x & 3+2 \sin ^4 x & \sin ^2 2 x\end{array}\right|\), then \(\frac{1}{5} f^{\prime}(0)\) is equal to :

[JEE Main 2024, 30 Jan (Shift 1)]

a

\(2\)

b

\(0\)

c

\(6\)

d

\(1\)

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