Exercises October 10 and 17

Exercises 9.5.1,2,3,5,  9.6.1,2,5,6,  10.2.1,2,3,5  10.3.1,2,6 and 9.3.8

Publisert 4. okt. 2013 13:51 - Sist endret 4. okt. 2013 13:55