a. Replace the external loading by a resultant force and couple system at A (do not include the reactions of the pin and roller). b. Replace the external loading by a single resultant force (do not include the reactions of the pin and roller). Specify where the force acts, measured from end A. 700 N O 450 N 30 O 300 N 60 BY 1500 N.m -2 m 4 m 3 m O O O Inputs: Location from A 450 N 60 deg 2 m 300 N 6 m SUN 700 N 30 deg 9 m 1500 N-m