JEE MATHEMATICS MCQ: TRIGONOMETRIC EQUATIONS

1 Easy

1 of 1

Analyzing +4 | -1

The number of solutions of the equation

\sin x = \cos \,\,3x\,\,\;in\;\,\left[ {0,\,\,\pi } \right]

, is

View answer and explanation

Correct option: C

\mathrm{3}

Option C (3) is correct because the equation

\sin x = \cos 3x

has three solutions in the interval

[0, \pi]

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\mathrm{X}

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