Multiple Choice: Martha’s equation has the graph shown at right. Which of these are solutions to Martha’s equation? (Remember that more than one answer may be correct.)  

1.  $\quad ( - 4 , - 2 )$ 

2.  $( - 1,0 )$ 

3.  $x = 0 \text { and } y = 1$

4.  $x = 2 \text { and } y = 2$