nabbshy nabbshy
  • 19-06-2019
  • Mathematics
contestada

Look at picture please help !!!

Look at picture please help class=

Respuesta :

Аноним Аноним
  • 19-06-2019

Answer:

cos(x/2)= -√2/2

x/2=135

x=135(2)

x=270

0 degree

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