michelbykkytava
michelbykkytava michelbykkytava
  • 23-09-2016
  • Mathematics
contestada

Evaluate
a) sin (4pi/3)
b) cos (5pi/6)

Respuesta :

thulnguyen0212
thulnguyen0212 thulnguyen0212
  • 23-09-2016
sin(4π/3)= -√3/2
cos(5π/6)= -√3/2
Answer Link
Hagrid
Hagrid Hagrid
  • 27-09-2016
The correct answers are:

a) sin (4π/3) = [tex]- \frac{ \sqrt{3} }{2} [/tex]
b) cos (5π/6) = [tex]- \frac{ \sqrt{3} }{2} [/tex]

I hope this helps.
Answer Link

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