SOLUTION: (1/cos(x) + tan(x))(1/cos(x) - tan(x)) = 1 Proof please.

SOLUTION: (1/cos(x) + tan(x))(1/cos(x) - tan(x)) = 1 Proof please.

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Question 711651: (1/cos(x) + tan(x))(1/cos(x) - tan(x)) = 1
Proof please.
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
(1/cos(x) + tan(x))(1/cos(x) - tan(x)) = 1
Step 1: Change to sines and cosines.

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