Question

Prove-
a+b+c =0
a square / bc + b square / ca. + c square. / ab. =3.
Plzz fast "/" ( upon)

Answer 1

0+0+0=0
$0 + 0 + 0 = 0$
0 + 0 + 0 is equal to zero

Answer 2

Why yh do this to me??