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a,b,c,d,e and f are positive numbers such that bcdef/a=4, acdef/b=9, abdef/c=16,abcef/d=1/4, abcdf/e=1/9,abcde/f=1/16. Then (a+c+e)-(b+d+f)=_______

 Jun 25, 2022
 #1
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a + c + e - (b + d + f) = 23.

 Jun 25, 2022
 #2
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wait why

 Jun 27, 2022

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