Question

a^2/bc +b^/ca +c^2/ab=3 prove that
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Answer 1

we know that if, a+b+c=0

then,

a³+b³+c³ = 3abc

(a³+b³+c³)/abc = 3

a³/abc + b³/abc + c³/abc = 3

a²/bc + b²/ac + c²/ab = 3 (PROVED)