1. a. Copy and complete the following tables for the functions indicated.

b. On separate sets of axis, sketch the graphs of each function.

a. y = log 2 x b. y = -log3 x
x
log 2x

1

 
2
 
4
 
8
 
16
 
x
-log 3x

1

 
3
 
9
 
27
 
81
 

 

2. Sketch the following pairs of functions on the same set of axes.

Mark intercepts and use other key points to produce the correct shape.

a. y = log2 x and y = 2log2 x

b. y = log3 (x + 2) and y = log3 x + 2