11 0 11 Points The signum or sign function denoted by sgn is

Last updated: 9/8/2023

11 0 11 Points The signum or sign function denoted by sgn is defined by 1 if x 0 if x 0 if x 0 a Sketch the graph of this function y O sgn x DETAILS SCALCET9 2 3 049 iii lim sgn x 0 1 2 11 lim sgn x 310 4 2 2 4 2 b Find each of the following limits If an answer does not exist enter DNE 1 lim sgn x x 0 4 y 4 2 4 2 y 4 2 2 2 4 X 4 2 y 4 2