anaiyaboard anaiyaboard

27-06-2021
Mathematics

contestada

cos() =
O A. V
B.
173
2
OC.
OD.
-3

cos O A V B 173 2 OC OD 3 class=

Respuesta :

abidemiokin abidemiokin

02-07-2021

Answer:

-√3/2

Step-by-step explanation:

Given the expression:

Cos(7π/6)

Conver to degrees

= Cos(7(180)/6)

= cos 210

= -√3/2

Hence the value of cos(7π/6) is -√3/2

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