1. Drill Solve using any method
2)What is the Domain and Range of the function and the y-intercept.

2. Logarithmic Functions
4.2
Logarithmic Functions

3. Logarithmic Function A Logarithmic function is if and only if
where a > 0, , and x > 0.
The function given by is called the logarithmic function with base “a”.

4. Examples

5. Properties of Logarithms1)
2) , b/c
3) , b/c
4) If , then x = y

6. Shifting a Function
Reflection over x-axis
Reflection over y-axis

7. The Natrual Base “e”
“e” is the irrational number known as the natrual base.
“e” is a constant number approximately equal to …
The natural exponential function is:

8. Compound Interest
Principal “P”
Annual Interest Rate “r”
# of compounds/year “n”
# of years “t”

9. Continuous Compounding
Continuous Compounding will result in a higher profit.

10. Classwork Pages 325 – 327 #’s 2, 4, 15 – 18 (b&c only)
#’s 23 – 30 (matching)
#’s 52 – 55, 57 – 59