18 kN/m 4 kN/m A B 6 mDetermine the shear and moment as functions of position. (Round the final answers to four decimal places. Include a minus sign if necessary.) The shear and moment functions are as follows: V = KN + ( kN/m)x + ( KN/m 2)x2 M = + kN.m + ([ kN)x + ( KN/m) x2 + KN/m 2)x 3