SOLUTION: how to verify the identity tan ^2 x + sec ^ 2 x = 2 Sec ^2 x -1
thanks!
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Question 926279: how to verify the identity tan ^2 x + sec ^ 2 x = 2 Sec ^2 x -1
thanks!
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
how to verify the identity tan ^2 x + sec ^ 2 x = 2 Sec ^2 x -1
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Subtract sec^2
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Don't put a space before the ^
tan^2 = sec^2 - 1
I'm convinced.
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