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Neha Vilasi

Aug 31, 2013

If a+b+c=0, then find the value of a2/bc+b2/ca+c2/ab

If a+b+c=0, then find the value of a2/bc+b2/ca+c2/ab and this time please explain it properly because last time I could not understand.

Answers(2)

Answer

Agam Gupta

Given a + b + c = 0
⇒ a3 + b3 + c3 = 3abc  → (1)
Consider, (a2/bc) + (b2/ca) + (c2/ab)
= (a3 + b3 + c3)/abc
= 3abc/abc = 3   [From (1)]..

Kishore Kumar

Given a + b + c = 0
⇒ a3 + b3 + c3 = 3abc  → (1)
Consider, (a2/bc) + (b2/ca) + (c2/ab)
= (a3 + b3 + c3)/abc
= 3abc/abc = 3   [From (1)]

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