Name_______________________________________Date_________________Period:______
Algebra 2 Using Logarithms Worksheet
1. Solve each equation by taking the log of both sides. Show all work.
x
x
x
a. 4
b. 6
c. 2
99
729
1.5
x
x
x
d. 7
e. 5
f.
4.88
0.75
20
0.04
2. Solve each equation by isolating the exponential part and taking the log of both sides. Show all work.
x
x
x
a. 15 2
b. 5 3
c. 11 3 4
10
26
35
x
6
x
x
5
d. 4 7
e.
f.
1
2
28
4
17
3. Solve for x by rewriting into log form and solving:
1
1
x - 5
6
x
9
3
x
a. 9
= 81
b.
c.
2
2
0
64
4