Question

if a+b+c=0 than wtite thr value of a2/bc+b2/ca+c2/ab

Answer 1

a+b+c=0

a^2/bc +b^2/ca+c^2/ab
=a×a^2/a×bc+b×b^2/b×ca+c×c^2/c×ab
=a^3/abc+b^3/abc+c^3/abc
=a^3+b^3+c^3/abc
=(a+b+c)^3(a^2+b^2+c^2-ab-bc-ca)-3abc/abc
=0-3abc/abc
=3abc/abc
=3 ans...