SOLUTION: (1/cosx)-(cosx/1+sinx)=tanx

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Question 227872: (1/cosx)-(cosx/1+sinx)=tanx
Answer by Alan3354(69443) About Me  (Show Source):
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(1/cosx)-(cosx/1+sinx)=tanx
1 - (cos^2/(1+sin) = sin
1+sin - cos^2 = sin + sin^2
1+sin = sin + sin^2+cos^2
1+sin = 1+sin