SOLUTION: Use the trigonometric function values to evaluate. cos90° + 3sin270°

Algebra ->  Trigonometry-basics -> SOLUTION: Use the trigonometric function values to evaluate. cos90° + 3sin270°       Log On


   

Question 735272: Use the trigonometric function values to evaluate.
cos90° + 3sin270°
Answer by lwsshak3(11628) About Me  (Show Source):
You can put this solution on YOUR website!
Use the trigonometric function values to evaluate.
cos90° + 3sin270°
**
cos90º=0
3sin270º=-1*3=-3
cos90°+3sin270°=0+(-3)=-3