082003davidalejandro 082003davidalejandro
  • 17-11-2019
  • Mathematics
contestada

Using the unit circle, determine the sine, cosine, and tangent funtions of the angle -pi/6



the answer is A

Respuesta :

Lahari Lahari
  • 17-11-2019

Answer:

sin(-π/6) = -1/2

cos(-π/6) = √3/2

tan(-π/6) = -√3/3

Step-by-step explanation:

-π/6 on the unit circle is 11π/6

So, the sin and cos of -π/6 is the same as the sin and cos values for 11π/6.

sin(-π/6) = -1/2

cos(-π/6) = √3/2

tan = sin/cos

tan(-π/6) = (-1/2)/(√3/2) = -1/√3 OR -√3/3

Answer Link
e96i922qwf e96i922qwf
  • 10-12-2021

Answer:

the answer is A on Edge

Step-by-step explanation:

Answer Link

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