KiaraBilello413 KiaraBilello413

21-07-2015
Mathematics

Answered

Simplify the following, where k represents any integer: cos(2kpi-x)(-sin(2kpi-x))

A-cosxsinx
B(1/2)sin(2x)
Ccos((1/2)x)^2
Dcos(x)^2sin(x)^2
Eundefined

Verified Answer :

crisforp crisforp

21-07-2015

= cos( -x ) [ - sin( - x ) ] = cosx sinx ;
cosx * sin x is the right answer !

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