\fFind all critical numbers c of f (ac ) = 5ac In ac. C Note: If there is more than one critical number, separate them by a comma.Find all critical numbers c of f(m) : (7m + Elk5"\". Note: If there is more than one critical number, separate them by a comma. Find all critical numbers c of at) : 4m3 6m2 144:1: i 1. Note: If there is more than one critical number, separate them with a comma