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If a+b+c=0 then a^(2)+b^(2)+c^(2) is...

If `a+b+c=0` then `a^(2)+b^(2)+c^(2)` is

A

0

B

`2(a^2-bc)`

C

`-4(ab+bc+ca)`

D

`-2(ab+bc+ca)`

Text Solution

Verified by Experts

The correct Answer is:
D
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