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If alpha and beta be between 0 and (pi)/...

If `alpha` and `beta` be between 0 and `(pi)/(2)` and if `cos (alpha+beta)=(12)/(13)` and `sin (alpha-beta)=(3)/(5),` then `sin 2 alpha` is equal to

A

`(64)/(65)`

B

`(56)/(65)`

C

0

D

`(16)/(15)`

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HIMALAYA PUBLICATION-MEASUREMENT OF ANGLES, TRIGONOMETRIC RATIOS AND RELATION BETWEEN SIDES AND ANGLES OF A TRIANGLE-QUESTION BANK
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