... homogeneous in ai and ak,andalsoinQi and Rk, without loss of generality, assume that ai 1andQi 1. Using the notations ak x2 and Rk p, wherex ≥ 1andp>0, the inequality is ... vol. 61 of Mathematics and Its Applications, Kluwer Academic Publishers, Dordrecht, The Netherlands, 1993.2 S. S. Dragomir, J. Peˇcari´c, and L. E. Persson, “Properties of some functionals ... 4Rkai.5.7Journal of Inequalities and Applications 11Since this inequality is homogeneous in ai and ak,andalsoinQi and Rk, we may set ai 1 and Qi 1. Using the notations ak x and Rk...