alalalalalalalah996 alalalalalalalah996
  • 25-04-2017
  • Mathematics
contestada

Sin(2x)=sin(4x)
Solve

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lxuranicole
lxuranicole lxuranicole
  • 25-04-2017
sin(2x)-sin(4x)=0
-2cos(3x)sin(x)=0
x=pi/6+2kpi/3
x=pi/2+2kpi/3, k=no solution
x=2kpi
x=pi+2kpi
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