Worksheets5.1-5.3 Logs and Exponentials
Total questions: 10
Worksheet time: 30mins
Name
Class
Date
1.
Evaluate: log31
a)
1
b)
0
c)
3
d)
e
2.
Which equation is the inverse of the equation above?
a)
b)
c)
d)
3.
Which graph best represents the following logarithmic function?
y=log4x
a)
b)
c)
d)
4.
Rewrite log28 = 3 in exponential form
a)
28 = 3
b)
23 = 8
c)
32 = 8
d)
83 = 2
5.
Evaluate.
log381
log381
a)
4
b)
1/4
c)
-4
d)
-1/4
6.
Classify the following graph.
a)
Exponential Growth
b)
Exponential Decay
c)
Logarithmic
7.
Using the parent function y=log3x what would the graph of y=log3(x+5) look like?
a)
Horizontal shift left 5 units
b)
Horizontal shift right 5 units
c)
Vertical shift up 5 units
d)
Vertical shift down 5 units
8.
Write the exponential equation as a logarithm
63=216
63=216
a)
log6(3) = 216
b)
log3(6) = 216
c)
log6(216)=3
d)
log216(6)=3
9.
Rewrite as an exponential: log7(491)=−2
a)
7491=−2
b)
(491)−2=7
c)
7−2=491
d)
(−2)7=491
10.
Evaluate log7 343
a)
3
b)
49
c)
7
d)
1
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