SOLUTION: verify tan^2x/secx=secx-cosx

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Question 448397: verify tan^2x/secx=secx-cosx
Answer by lwsshak3(11628) About Me  (Show Source):
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verify tan^2x/secx=secx-cosx
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tan^2x/secx=secx-cosx
using identity, tan^2x+1=sec^2x
start from left side
sec^2x-1/secx
=(sec^2x/secx)-(1/secx)
=secx-cosx
verified: left side=right side