यदि sin((2A+B)/(2))=cos((2A-B)/(2))=(sqr...

यदि `sin((2A+B)/(2))=cos((2A-B)/(2))=(sqrt(3))/(2),0^(@)lt(2A+B)/(2A+B)/(2)lt90^(@)` है, तो `sin[3(A-B)]` का मान ज्ञात करे।

A

`(1)/(2)`

B

`(1)/(sqrt2)`

C

1

D

`(sqrt3)/(2)`

लिखित उत्तर

Verified by Experts

The correct Answer is:

B

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