1. Homework Check

2. SKILL CHECK Day 2 – Convert Logs to Exponentials, vice versa and
Solve using one to one property

3. Daily Question: How do you expand logarithms?
6.2 Expanding Logs
Daily Question:
How do you expand logarithms?

4. Properties of Logarithms
Product Property
Quotient Property
Power Property

5. Strategies when expanding logarithms
Change radicals to rational (fraction) exponents.
Expand the multiplication and/or division
Move the exponent(s) LAST

6. Expand.
3. log105x3y

7. Expand.

8. Ex. 7
Expand.

9. Use and to evaluate the logarithm.
Ex. 8
Use and to evaluate the logarithm.

10. Questions??

11. Strategies for condensing logarithms
If there is a number in front of the log, move it back to an exponent FIRST.
Write fraction exponents as radicals.
If there is a number raised to a power, simplify.
Condense addition back to multiplication and subtraction back to division.
The final answer will have log written only ONCE and will have no fractions as exponents.

12. EXAMPLE #1

13. EXAMPLE #2
EXAMPLE #3

14. EXAMPLE #4
EXAMPLE #5

15. WS - #1-30 ALL
Homework