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Solve: sin3alpha=4sinalphasin(x+alpha)si...

Solve: `sin3alpha=4sinalphasin(x+alpha)sin(x-alpha),w h e r ealpha!=npi,n in Z`

A

`npipm(pi)/(6)`

B

`npipm(pi)/(3)`

C

`npipm(pi)/(4)`

D

`npipm(pi)/(2)`

Text Solution

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The correct Answer is:
B
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