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02-01-2017
Mathematics

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If a = b and 1/x + 1/a = 1/b then x =

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02-01-2017

1/x+1/a=1/a
minus 1/a from both sides
1/x=0
false
let's try a differnt way
1/x+1/a=1/a
times both sides by xa
a+x=x
minus x from both sides
a=0
???
1/0 is undefined
this creates problems

no solution

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