openwebwork/webwork-open-problem-library — pull request #61 by Dick-Lane (2014-02-11 13:59:51+00:00)
Title: This is a suggestion for improving readability of this problem.

(It is NOT a fix of any bug.)

Enlarge figures
a) large view of candidate graphs
b) thumbnails of candidate graphs
c) graph of correct answer in solution
d) graph of original function