Folks, the following homework should basically be done without a calculator. You're going to be expected to use your understanding of logarithms and manipulate the expressions in order to find what is being asked.
Page 52, Ex. 3.5
#6; 7[b , c], 8 [b , c , f], 9 [a , e],
10 [d , e], 12, 13 [a , c] , 14 [a , c].
Page 55, Ex. 3.6
# 1, 5, 9, 11 (b), 12, 13 & 14.