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OpenStudy (anonymous):
verify; sin2x+sinxcosx=3sinxcosx
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mathslover (mathslover):
Subtract both sides by sinxcosx Can you tell me what would you get?
OpenStudy (anonymous):
sin2x=3
OpenStudy (anonymous):
we have sin2x=2sinxcosx so the right side will be 2sinxcosx+sinxcosx=3sinxcosx=left side
OpenStudy (anonymous):
got it ?
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