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Mathematics 20 Online
OpenStudy (lollylau):

1=1/a+1/b+1/c+1/d+1/e. All the unknowns are different. Find the unknowns (no matter what the order they are).

OpenStudy (phi):

There are no restrictions on a,b,c,d,e? If so 1/1 + 1/2 + 1/-2 + 1/3 + 1/-3 =1

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