Asked by someone
Is 1/2 sin 2x the same expression as sin x? Justify your answer.
Answers
Answered by
Bosnian
sin(2x)=2*sin(x)*cos(x)
(1/2)sin(2x)=(1/2)*2*sin(x)*cos(x)=sin(x)*cos(x)
(1/2)sin(2x)=sin(x)*cos(x)
(1/2)sin(2x)=(1/2)*2*sin(x)*cos(x)=sin(x)*cos(x)
(1/2)sin(2x)=sin(x)*cos(x)
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