all including the sketch the graph

Make a sign diagram for the derivative of the rational function. 8 ((x ) = This curve is called the Witch of Agnesi. + 4 --Select-- v X --Select-- v X --Select- v x X= X Find all relative extreme points. (If an answer does not exist, enter DNE.) relative max (x, y) = relative min ( x, y ) = X Find all asymptotes. (Enter your answers as a comma-separated list. If an answ vertical asymptote(s) X = X horizontal asymptote(s) y = X Sketch the graph of the rational function