kyairaftaStep kyairaftaStep

21-11-2016
Mathematics

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true or false. sin(a-b) = -sin(b-a).
explain. ...?

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antonsandiego antonsandiego

21-11-2016

It's true according to the trigonometric circle. There's how it looks in details: sin(a−b)=sin(−(b−a))=−sin(b−a)

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