Exercises for Friday 13th: 4.5, …

Exercises for Friday 13th: 4.5, 5.1, 5.4, 6.3 and 6.9 NB! Answers given for 5.1 c) and d) and 5.4 are misleading.

Published Feb. 9, 2009 10:37 AM - Last modified Nov. 19, 2012 2:26 PM