SOLUTION: Solve: 2sin^2(theta) - cos(theta) - 1 = 0 on [0, 2pi] thanks in advance. I came up with 1/2 and -1 I am hoping someone can help me confirm that I did the math out corre

Algebra ->  Trigonometry-basics -> SOLUTION: Solve: 2sin^2(theta) - cos(theta) - 1 = 0 on [0, 2pi] thanks in advance. I came up with 1/2 and -1 I am hoping someone can help me confirm that I did the math out corre      Log On


   

Question 1090365: Solve:
2sin^2(theta) - cos(theta) - 1 = 0 on [0, 2pi]

thanks in advance. I came up with 1/2 and -1
I am hoping someone can help me confirm that I did the math out correctly.

Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
Sub your solutions, see if they're correct.
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Or, show how you got them.
Don't try to scam us.