1.

a, b, c are three natural numbers such that \(\frac{1}{a}+\frac{1}{b}+\frac{1}{c}=1\), what are the values of a, b and c?

A. 1, 2, 3
B. 1, 3, 5
C. 2, 3, 4
D. 2, 3, 6
Answer» E.


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