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Hotmath Practice Problems

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Title:
Hotmath Algebra 2
Author:
Hotmath Team
 
Free
Chapter:Exponential and Logarithmic FunctionsSection:Properties of Logarithms
 

Problem: 1

Evaluate the expression using the properties of logarithms:

log3 243


Problem: 3

Evaluate the expression using the properties of logarithms:


Problem: 5

Evaluate the expression using the properties of logarithms:

log (0.001)2


Problem: 7

Use log 2 0.301 to work out log 32.


Problem: 9

Use log 12 1.079 to work out log 144.


Problem: 11

Evaluate the expression using the properties of logarithms. Assume that

log 2 0.3010 and log 3 0.4771. Round the answer to the nearest thousandth.

log 1.5


Problem: 13

Evaluate the expression using the properties of logarithms. Assume that log 3 0.4771. Round the answer to the nearest thousandth.

log 27


Problem: 15

Expand log7 36


Problem: 17

Expand :


Problem: 19

Expand:


Problem: 21

Expand the logarithm.


Problem: 23

Expand the logarithm.


Problem: 25

Determine the property or properties used to rewrite the following expression.

log 5 + log 9 = log 45


Problem: 27

Determine the property or properties used to rewrite the following expression.

log 24 – log 4 = log 6


Problem: 29

Simplify the given expression.

log3 81 + log3 9


Problem: 31

Simplify the logarithmic expression


Problem: 33

Simplify the logarithmic expression:


Problem: 35

Simplify the logarithmic expression:


Problem: 37

Write the logarithmic expression as a single logarithm.


Problem: 39

Simplify the logarithmic expression:

4(ln 4 – ln x) + (ln x – ln 16)


Problem: 41

Express as the logarithm of a single number or expression:

log3 P + log3 Q + 4


Problem: 43

Express as the logarithm of a single number or expression:

1 – 4 log3 x


Problem: 45

Evaluate the expression using the change–of–base formula:

log7 14


Problem: 47

Evaluate the expression using the change–of–base formula:

log 6 7


Problem: 49

Evaluate the expression using the change–of–base formula:


Problem: 51

Solve the given equation.


Problem: 53

Solve for x.


Problem: 55

Solve for x.


Problem: 57

Solve the equation:


Problem: 59

Solve the equation:


Problem: 61

Solve the equation:


Problem: 63

Solve the equation:


Problem: 65

Solve for x.


Problem: 67

Solve for b.


Problem: 69

Is the statement true or false?

log6 28 – log5 7 = log6 4


Problem: 71

Is the statement true or false?

(log5 6)3 = log5 63


Problem: 73

Check whether the given statement is true or false. If false, give a counterexample and correct it.

log(A + B) = log A · log B


Problem: 75

Check whether the given statement is true or false. If false, give a counterexample and correct it.

log(yx) = log y – log x


Problem: 1

Evaluate the expression using the properties of logarithms:

log3 243


Problem: 3

Evaluate the expression using the properties of logarithms:


Problem: 5

Evaluate the expression using the properties of logarithms:

log (0.001)2


Problem: 7

Use log 2 0.301 to work out log 32.


Problem: 9

Use log 12 1.079 to work out log 144.


Problem: 11

Evaluate the expression using the properties of logarithms. Assume that

log 2 0.3010 and log 3 0.4771. Round the answer to the nearest thousandth.

log 1.5


Problem: 13

Evaluate the expression using the properties of logarithms. Assume that log 3 0.4771. Round the answer to the nearest thousandth.

log 27


Problem: 15

Expand log7 36


Problem: 17

Expand :


Problem: 19

Expand:


Problem: 21

Expand the logarithm.


Problem: 23

Expand the logarithm.


Problem: 25

Determine the property or properties used to rewrite the following expression.

log 5 + log 9 = log 45


Problem: 27

Determine the property or properties used to rewrite the following expression.

log 24 – log 4 = log 6


Problem: 29

Simplify the given expression.

log3 81 + log3 9


Problem: 31

Simplify the logarithmic expression


Problem: 33

Simplify the logarithmic expression:


Problem: 35

Simplify the logarithmic expression:


Problem: 37

Write the logarithmic expression as a single logarithm.


Problem: 39

Simplify the logarithmic expression:

4(ln 4 – ln x) + (ln x – ln 16)


Problem: 41

Express as the logarithm of a single number or expression:

log3 P + log3 Q + 4


Problem: 43

Express as the logarithm of a single number or expression:

1 – 4 log3 x


Problem: 45

Evaluate the expression using the change–of–base formula:

log7 14


Problem: 47

Evaluate the expression using the change–of–base formula:

log 6 7


Problem: 49

Evaluate the expression using the change–of–base formula:


Problem: 51

Solve the given equation.


Problem: 53

Solve for x.


Problem: 55

Solve for x.


Problem: 57

Solve the equation:


Problem: 59

Solve the equation:


Problem: 61

Solve the equation:


Problem: 63

Solve the equation:


Problem: 65

Solve for x.


Problem: 67

Solve for b.


Problem: 69

Is the statement true or false?

log6 28 – log5 7 = log6 4


Problem: 71

Is the statement true or false?

(log5 6)3 = log5 63


Problem: 73

Check whether the given statement is true or false. If false, give a counterexample and correct it.

log(A + B) = log A · log B


Problem: 75

Check whether the given statement is true or false. If false, give a counterexample and correct it.

log(yx) = log y – log x