2. Let 2 if IS-1 -+1 if -1 Let 'if z 1 Find the following limits if they exist (a) lime. 1+ f (x) (c)

2. Let 2 if IS-1 -+1 if -1<: f if x="1" find the following limits they exist limz-1 lime-1- lime->

Let 'if z 1 Find the following limits if they exist (a) lime. 1+ f (x) (c) limc+l f@) 1