SOLUTION: If a^x=bc;b^y=ca;c^z=ab then prove x/(x+1) + y/(y+1) + z/(z+1) =2

Question 1072286: If a^x=bc;b^y=ca;c^z=ab then prove x/(x+1) + y/(y+1) + z/(z+1) =2
Answer by Edwin McCravy(20056) (Show Source): You can put this solution on YOUR website!

;

then prove


To avoid doing essentially the same thing three times, 
I'll just do it once with the letters p,q,r,s and use it as
a formula for each of the fractions:






Therefore,



and therefore, using the above as a formula,





Edwin

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