Suppose 2 arctanz f(x) 1. Find lim 2 arctanz and lim 8480 #x+4 x + 1 +00 1+1 #x+4 3. Find lim 2 arctanz and lim 2-1 for all z. 2. State whether the Squeez Theorem can or cannot be applied to find lim f(r). Justify your answer. Apply the theorem if it can be applied and find lim f(x). 8YB 1-00 TI +4 2+1 1+1 4. State whether the Squeeze Theorem can or cannot be applied to find lim f(x). Justify your answer. Apply the theorem if it can be applied and find lim f(x). al