KiaraBilello413 KiaraBilello413

Today at 8:36 PM
Mathematics

Answered

Simplify the following, where k represents any integer: cos(2kpi-x)(-sin(2kpi-x))
a. -cosxsinx
b. (1/2)sin(2x)
c. cos((1/2)x)^2
d. cos(x)^2sin(x)^2
e. undefined

Answer :

crisforp crisforp

Today at 8:40 PM

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

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