JEE MATHEMATICS MCQ: MULTIPLE AND SUBMULTIPLE ANGLES

1 Easy

1 of 1

Application +4 | -1

\cos A=3 / 4

then value of

32 \sin (A / 2) \sin (5 \mathrm{~A} / 2)

is equal to

View answer and explanation

Correct option: C

Option C (11) is correct because it is the result of applying the product-to-sum trigonometric identity and simplifying using the given value of

\cos A

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