{(a - b)/ab} + {(b - c)/bc} + {(c - a)/ca} এর মান -

A 2

B 1

D -1

Solution

Correct Answer: Option C

{(a - b)/ab} + {(b - c)/bc} + {(c - a)/ca} 
= ‍(ac - bc + ab - ac + bc - ab)/abc
= 0/abc
= 0

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