Please Help ~ Simple Calc. - Using the graph of g(x) below, answer the following questions:

#1
[tex]\\ \sf\longmapsto (0,0)\cup (2,0)[/tex]
#2
[tex]\\ \sf\longmapsto (-11,0)\cup (0,0)[/tex]
#3
[tex]\\ \sf\longmapsto \left[(1,0),(-2,0),(-6,0),(-11,0)\right][/tex]
#4#5#6
Will be same like #1#2#3 respectively