hary hary
  • 23-03-2014
  • Mathematics
contestada

sin 48,59 = 0,75, maka cos 138,59 =

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madankapoor10
madankapoor10 madankapoor10
  • 23-03-2014
[tex]cos (138.49)=cos(90-(-48.59))=-sin(48.59)=-0.75[/tex]
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