SOLUTION: Prove that the given is an identity. 1 + (1/cosx)= tan^2x/(secx-1)

SOLUTION: Prove that the given is an identity. 1 + (1/cosx)= tan^2x/(secx-1)

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Question 438458: Prove that the given is an identity.
1 + (1/cosx)= tan^2x/(secx-1)
Answer by lwsshak3(11628) (Show Source): You can put this solution on YOUR website!
Prove that the given is an identity.
1 + (1/cosx)= tan^2x/(secx-1)
..
starting with right side
tan^2x/(secx-1)
sec^2x-1/secx-1
(secx+1)(secx-1)/(secx-1)
secx+1=1/cosx+1
right side= left side
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