JEE Mains · Maths · STD 11 - Trigonometrical equations
The number of solutions of \(|\cos x|=\sin x\), such that \(-4 \pi \leq x \leq 4 \pi\) is.
- A \(4\)
- B \(6\)
- C \(8\)
- D \(12\)
Answer & Solution
Correct Answer
(C) \(8\)
Step-by-step Solution
Detailed explanation
\(2\) solutions in \((0,2 \pi)\) So, \(8\) solutions in \([-4 \pi, 4 \pi]\)
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