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Hotmath Practice Problems

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Title:
Hotmath Algebra 2
Author:
Hotmath Team
 
Free
Chapter:Exponential and Logarithmic FunctionsSection:Logarithmic Functions
 

Problem: 1

The expression log3 243 means "the logarithm of with base ".

 

Problem: 3

Write the given equation in logarithmic form.

52 = 25.

 

Problem: 5

Write the given equation in logarithmic form.

.

 

Problem: 7

Write the given equation in logarithmic form.

 

Problem: 9

Write the given equation in logarithmic form.

.

 

Problem: 11

Determine the equivalent exponential form of the equation:

log 6 216 = 3

 

Problem: 13

Determine the equivalent exponential form of the equation:

 

Problem: 15

Write the given equation in exponential form.

log6 1296 = 4.

 

Problem: 17

Evaluate the logarithm.

log3 34.

 

Problem: 19

Evaluate the logarithm.

log4 64.

 

Problem: 21

Without using a calculator, evaluate the expression:

log 9 9

 

Problem: 23

log3 243 = becauseto the power is 243.

 

Problem: 25

Without using a calculator, evaluate the expression:

log 3 81

 

Problem: 27

Find the value of the given expression:

 

Problem: 29

Without using a calculator, evaluate the expression:

 

Problem: 31

Without the help of a calculator, find log3 243 and log243 3.

 

Problem: 33

Simplify:

 

Problem: 35

Simplify:

 

Problem: 37

If g(x) = 7x, then g–1(x) = ? .

Give the domain and the range of g and g–1.

 

Problem: 39

Find an equation for the inverse of the relation:

 

Problem: 41

Find an equation for the inverse of the relation:

y = ln 5x

 

Problem: 43

Find an equation for the inverse of the relation:

y = ln (x + 3)

 

Problem: 45

Given a logarithm function with equation y = log n x and the conditions n 0 and n 1, name one point which is on the graph of all such functions.

 

Problem: 47

Graph y = log3 x and state the domain and range:

 

Problem: 49

Graph y = log (x – 3) and state the domain and range.

 

Problem: 51

Graph

And state the domain and range.

 

Problem: 53

Solve the given equation.

log a 2 = 1/2

 

Problem: 55

Solve the given equation.

log100 c = –0.5

 

Problem: 57

Solve the given equation.

log11 x = 0

 

Problem: 59

Solve for x:

 

Problem: 61

Solve for x:

 

Problem: 63

Solve:

 

Problem: 65

Solve for x.

log3(3x + 5) – log3(x+ 2) 3

 

Problem: 67

If 0 c 1 and 0 p 1, is log c p positive or negative?