algebra, 1/20

a-c block:   1) finish 'average man' sheet (on back of 4.2C).  
                       for all of the tables, put in -1,0,1,2 for the x-values
                   2) pg. 215-216, #61,62,67-70

d-block:      pg. 231-233, #51-64, 66-70
                   quiz 4.4 on Thursday