Answers

2014-05-07T20:05:56+08:00
1+1/x/1+1/x  = 1 --> same numerator and denominator will always be equal to 1.
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2014-05-07T22:27:35+08:00
When it comes to complex fraction if your numerator and denominator  thesame it will always be One .. it just like simple division.. example .. 1/1 is equal to 1"     .., 2/2 is to 1"   3/3 is 1"     ^_^                                                                                 
1 1 1