SOLUTION: 1-(a-1)/1+(a-1)

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Question 518801: 1-(a-1)/1+(a-1)
Answer by stanbon(57219) About Me  (Show Source):
You can put this solution on YOUR website!
1-(a-1)/1+(a-1)
= [1-a+1]/[1+a-1]
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= [2-a)/(a)
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= (2/a)-1
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Cheers,
Stan H.
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