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The value of sin""(15pi)/(32)sin""(7pi)/...

The value of `sin""(15pi)/(32)sin""(7pi)/(16)sin""(3pi)/(8),` is

A

`(1)/(8sqrt2cos((15pi)/(32)))`

B

`(1)/(8sin((pi)/(32)))`

C

`(1)/(4sqrt2)cosec((pi)/(16))`

D

none of these

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The correct Answer is:
A
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OBJECTIVE RD SHARMA ENGLISH-TRIGONOMETRIC RATIOS AND IDENTITIES-Exercise
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  12. about to only mathematics

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