If a, b, c are real, then
a (a - b) + b (b - c) + c(c - a) = 0, only if
(A) a +b+c= 0
(B) a = b = c.
(C) a = b or b = c or c= a (D) a-b-c=0
Answers
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Step-by-step explanation:
easy just verify the options in condition B if a=b=c then the bracket will become zero and our work is done. hope this clears your doubt
snehabhatia17:
Sir how will a b c multiply on left hand side a b c are in addition we we subsitute in right hand side they become in subtraction
any doubt be free to ask.
okk u should take them on one side they gave that the values of a b c are same
yes sir
to understand replace any number instead of variable
yes sir
substitute a=1 b=2 and c =3 this will make u understand
ohk
sorry this will confuse u
no problem
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