Using the unit circle, determine the value of cos(–150°).


Answer:
[tex]-\frac{\sqrt{3} }{2}[/tex]
Step-by-step explanation:
cos(-150)
[tex]-\frac{\sqrt{3} }{2}[/tex]
rate my answer please
Answer:
[tex]\frac{-\sqrt[2]{3} }{2}[/tex]
Step-by-step explanation:
hope this helps!