JEE MATHEMATICS MCQ: MULTIPLE AND SUBMULTIPLE ANGLES

1 Easy

1 of 1

Application +4 | -1

The value of

16\,\,\sin \,\,144^\circ \,\,\sin \,\,108^\circ \,\,\sin \,\,72^\circ \,\,\sin \,\,36^\circ

is equal to

View answer and explanation

Correct option: A

Option A (5) is correct because by using trigonometric identities and simplifying the expression

16\,\sin \,144^\circ \,\sin \,108^\circ \,\sin \,72^\circ \,\sin \,36^\circ

, we find that it is equal to 5.

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