emilyrocks618
emilyrocks618 emilyrocks618
  • 09-05-2019
  • Mathematics
contestada

For 180° < 0 < 360°, which of the primary trigonometric functions may have positive values?

Respuesta :

gmany
gmany gmany
  • 09-05-2019

Step-by-step explanation:

Look at the picture.

If  180° < θ < 360°, then θ is in QIII or QIV. Therefore:

In QIII positive values has tangent and cotangent.

In QIV, positive values has cosine.

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