ARIF RAFIQ 1, QAISER SHAHBAZ 1, ANA MARIA ACU 2 1. COMSATS Institute of Information Technology, Department of Mathematics
Defense Road, Off Raiwind Road, Lahore - Pakistan, e-mail: arafiq@comsats.edu.pk, shahbaz@gmail.com
2. University "Lucian Blaga" of Sibiu, Department of Mathematics, Str. Dr. I. Raţiu, No. 5-7, 550012 - Sibiu, Romania, e-mail: acuana77@yahoo.com
A generalization of Pecaric's extension to the Montgomery's identity has been derived. The generalization is applicable for any weight functions. The generalized Cebysev type inequality has also been obtained.