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Please give a solution for b-c=3,c-a=5then find a^2+b^2+c^2-ab-bc-ca??
(a2+b2+c2-ab-bc-ca) = 1/2((a-b)2+(b-c)2+(c-a)2)According to your question, a-b term is missing.The question is incomplete.
The question is quite easy and logical ,By simple logic you can find that a=1,b=9,c=6 and you can check also that it is correct, so put the value in your qstn,you will get 49 as a answer..ππOr.. you can take a=2,b=10,c=7 now also you will get answer as 49.ππ
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