If a2 + b2 + c2 - ab - bc - ca = 0 then a : b : c is? Options: A . &nbsp1 : 2 : 1 B . &nbsp2 : 1 : 1 C . &nbsp1 : 1 : 2 D . &nbsp1 : 1 : 1

If a2 + b2 + c2 - ab - bc - ca = 0 then a : b : c is?

Question

If a2 + b2 + c2 - ab - bc - ca = 0 then a : b : c is?

Options:

A . 1 : 2 : 1

B . 2 : 1 : 1

C . 1 : 1 : 2

D . 1 : 1 : 1

Answer: Option D

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