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0 votes
1.6k views
in Mathematics by (33.1k points)

If A = 60 and B = 30 , verify that:

 sin (A – B) = sin A cos B – cos A sin B

1 Answer

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by (60.2k points)
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Best answer

 sin (A – B) = sin 30 = 1/2 

sin A cos B – cos A sin B = sin 60 cos 30 – cos 60 sin 30

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