how to solve this question question.........................................................
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ankit7683:
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explain it also
answer is b
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answer is 2.............
because a=b=c
or a+b+c=0
sorry it's not a+b+c=0 its a=b=c
I think I got it
if not reply
we have a theorem a2+b2+c2-ab-bc-ca=0 if and only if a=b=c
sorry I couldn't sent the proof of this theorem
I doesn't have the option to edit second time
no problem
thanks
no word to thank
ur wclm
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Hope it helps you ...............
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