The no. of distinct real roots of | array ccc x & x & x x & x & x x & x & x array |=0 in…
Mathematics · JEE Advanced · NTA Exams — Matrices and Determinants
The no. of distinct real roots of \[\left|\begin{array}{ccc}
\sin x & \cos x & \cos x \\
\cos x & \sin x & \cos x \\
\cos x & \cos x & \sin x
\end{array}\right|=0\]in the interval 
is
is- 0
- 2
- 1
- 3
Answer
(B) 2
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