Log Functions
Properties of Logs
Common/Natural Logs
Solve Equations
100
This logarithm can be rewritten in log form without the radical and without an exponent:
What is:
100
Rewrite the following sum as a single logarithm:
What is
100
The base of a common or standard log is _____ .
What is
10
100
5(3)^(2x+1)=405
What is
x = 1.5 or 3/2
200
The exponential form of this is what?
What is
200
Use the Logarithm of a Product Property to rewrite:
log_b xy
What is
log_b x + log_b y
200
This number is the base of the Natural Logarithm: __
What is
e or Euler's number or Napier's constant
200
5x-4=25x-6
What is
x = 8
300
A logarithmic function is the inverse of _____ functions.
What are
exponential functions
300
Rewrite the following difference as a single logarithm:
What is:
300
Rewrite in exponential form:
What is
10^y = x
300
e0.25x+35=215
What is
x=20.77
400
This is the type of asymptote an exponential function has: __________
What is a
horizontal asymptote
400
Rewrite (but do not evaluate) the following logarithm as a sum and difference of logs:
What is
400
The exact value of the following is:
What is
1/3
400
log5(2x-7)=log5(3x-9)
What is
no solution
500
This is the type of asymptote a logarithmic functions has: _____________
What is a
vertical asymptote
500
This is a property of logarithms and has a value of:
What is
zero
500
Rewrite (but do not evaluate) using the change of base property:
What is:
log7/log3
500
ln(x+8)-ln7=3
What is
x = 132.6