If a^2+b^2+c^2-a b-b c-c a=0, then - Vidyadip

MCQ

If $a^2+b^2+c^2-a b-b c-c a=0$, then

A
a+b=c
B
b+c=a
C
c+a=b
✓
a=b=c

✓

Answer

Correct option: D.

a=b=c

d

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