JEE MATHEMATICS MCQ: MULTIPLE AND SUBMULTIPLE ANGLES

1 Easy

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Application +4 | -1

{\sin ^4}\,\,\frac{\pi }{8} + {\sin ^4}\,\,\frac{{3\,\pi }}{8} + {\sin ^4}\,\,\frac{{5\,\pi }}{8} + {\sin ^4}\,\,\frac{{7\pi }}{8}\;

is equal to

View answer and explanation

Correct option: B

\mathrm{3}\,\mathrm{/}\,\mathrm{2}

Option B (3/2) is correct because the given trigonometric expression simplifies to 3/2 using trigonometric identities and properties.

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