1. 8-5: Properties of Logarithms (Day 1) Objective: Be able to use the properties of logarithms.

2. Investigating a Property of Logarithms Turn to page 493 and complete the table.

3. Use the completed table to write a conjecture about the relationship among

4. Properties of Logarithms Let b, u, and v be positive numbers such that b ≠ 1. Product Property: Quotient Property: Power Property:

5. Example 1: Using Properties of Logarithms

7. You can use the properties of logarithms to expand and condense logarithmic expressions.

8. Example 2: Expanding a Logarithmic Expression

10. Example 3: Condensing a Logarithmic Expression

12. Homework: Worksheet Odds Only 14 – 21 all, 22 – 44 even, 46 – 56 even