jashwr
jashwr
08-04-2017
Mathematics
contestada
Find the exact value of each trigonometric function
Respuesta :
Floki22
Floki22
08-04-2017
945° | 360°
-720 2
225°
So we say that this value corresponds to 2 laps plus the rest 225°.
However, since it has a negative sign, it says that it is oriented 360 ° at 0 °.
360° - 225°
135°
Soon:
cos -945° = cos 135°
cos -945° = (-√2÷2) or -0,70
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