Dear Expert,please prove thata^2+b^2+c^2-ab-bc-ca is alwaya non -ve for all values of a,b&c.

Asked by Nishal | 18th Apr, 2008, 12:34: PM

Expert Answer:

Answered by  | 17th Jul, 2008, 11:36: PM

Queries asked on Sunday & after 7pm from Monday to Saturday will be answered after 12pm the next working day.