HOMEWORK ANSWER 4.3 - Utah State University

Chapter 4.3

Homework Answer

Exercises 1 Logarithm to Exponent (a) Express the equation in exponential form. (b) Use

the properties of logarithms to find a simpler expression for k.

1.

Answer:

Solution:

Exercises 2

Combining Logarithms

Simplify. See Example 2.

2.

Solution:

Exercises 3-4 Using Logarithm Properties Use properties of logarithms to write the

expression as a sum or difference.

3.

Solution:

1

4.

Solution:

Exercises 5

Using Logarithm Properties

Simplify.

5.

Solution:

Exercises 6-7 Roots of Logarithmic Equations Solve. Check to see that your solutions are in

the domain of the original equation. See Examples 5 and 6.

6.

Answer:

Solution:

2

7.

Solution:

Exercises 8 Domain Determine the domain of the function.

8.

Solution:

Exercises 9 Points of Intersection Draw graphs of f and g on the same screen. Find the

coordinates (2 decimal places) of the point of intersection.

9.

Solution:

3

Exercises 10

10.

Solution:

4

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