SOLUTION: Solve for x; sin2x = 4cos2x

Algebra ->  Trigonometry-basics -> SOLUTION: Solve for x; sin2x = 4cos2x      Log On


   

Question 927170: Solve for x; sin2x = 4cos2x
Answer by lwsshak3(11628) About Me  (Show Source):
You can put this solution on YOUR website!
Solve for x;
sin2x = 4cos2x
sin2x/cos2x=4
tan2x=4
2x≈75.96˚
x≈37.98˚