Match the functions with their contour plots labeled A - D. Most of these functions appear in the previous problem, so comparing with the graphs there may help. As always, you may click on the thumbnail image to produce a larger image in a new window (sometimes exactly on top of the old one).

1.http://webwork.math.ucdavis.edu/webw...8f4ac54881.png

2.http://webwork.math.ucdavis.edu/webw...3b9782f881.png

3.http://webwork.math.ucdavis.edu/webw...2573d8d321.png

4.http://webwork.math.ucdavis.edu/webw...c6b6084191.png

http://webwork.math.ucdavis.edu/webw...c-prob4-3c.gif http://webwork.math.ucdavis.edu/webw...c-prob4-6c.gif http://webwork.math.ucdavis.edu/webw...c-prob4-1c.gif http://webwork.math.ucdavis.edu/webw...c-prob4-2c.gif

A B C D, respectively