Logarithm Worksheet
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1
2
3
4Pre-‐Calculus
C P
1
–
S ection
3 .2
N otes
Name:
Logarithmic
F unctions
Logarithmic
F unction
The
f unction
i s
a
l ogarithmic
f unction
w ith
b ase
b ,
w here
b
i s
a
p ositive
r eal
number
a nd
x
i s
a ny
r eal
n umber.
y
y = log
x
x
!
2
-‐3
-‐2
-‐1
1
!
2
0
1
x
2
3
Is
t here
a n
a symptote
a nywhere
i n
t his
g raph?
W here?
The
c ommon
b ase
f or
a
l ogarithm
i s
1 0.
L et’s
u se
t his
t able
o f
v alues
t o
c onnect
l ogs
t o
exponentials:
x
-‐3
-‐2
-‐1
0
1
2
3
! y = 10
x
Precalculus
C P
1
Page
1
o f
4
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