SOLUTION: Find all solutions of the equation in the interval [0, 2π). 6 sec ^2 x + 3 tan ^2 x - 9 = 0

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Question 1078895: Find all solutions of the equation in the interval [0, 2π).
6 sec ^2 x + 3 tan ^2 x - 9 = 0
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
6 sec ^2 x + 3 tan ^2 x - 9 = 0
sec^2 + tan^2 - 3 = 0
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Sub tan^1 + 1 for sec^2
2tan^2 - 2 = 0
etc