If a2 + b2 + c2 = ab + bc + ca, where a, b, c are non zero real number – McqOptions

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1.

If a² + b² + c² = ab + bc + ca, where a, b, c are non zero real numbers,
then the value of a + b is
c

A.

2

B.

1

C.

0

D.

1

Answer» B. 1

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