HOMEWORK ANSWER 4.3 - Utah State University

[Pages:4]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.

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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.

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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.

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Exercises 10 10.

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