Gabriella F.
asked • 03/09/18solve sin(2A)cos(2A)=1/4???
-i know i times each side by 2 then used the double angle formula for sine but what next
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1 Expert Answer
Bobosharif S. answered • 03/09/18
Tutor
4.4
(32)
PhD in Math, MS's in Calulus
(1/2)sin(2x)=sin(x)cos(x), (1/2)sin(4A)=sin(2A)cos(2A)
(1/2)sin(4A)=1/4
sin(4A)=1/2
The remaining part for you
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Mark M.
03/09/18