SOLUTION: cosx/1-sinx - 1/cosx =tanx prove the following identites

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Question 111071: cosx/1-sinx - 1/cosx =tanx
prove the following identites
Answer by HyperBrain(694) About Me  (Show Source):
You can put this solution on YOUR website!
cos%28x%29%2F1-sin%28x%29+-+1%2Fcos%28x%29+=tg%28x%29

cos%28x%29cos%28x%29-%281-sin%28x%29%29=%281-sin%28x%29%29%28sin%28x%29%29


... the school bell rang... so,,,

let x= to be continued...