1. Logarithms
Definition
Graphing

2. What’s a Log?
the logarithm of a number to a given base is the power or exponent to which the base must be raised in order to produce that number
Exponent
Number
Base

3. Specific Bases
Common Log  Base 10
Natural Log (ln)  Base e

4. Form-to-Form Converting
Logarithmic Form
Exponential Form

5. Rewrite in Exponential Form

6. Rewrite in Logarithmic Form

7. Applying the Definition of a Log1 2 4

8. Calculating a Log Turn Calculator ON.
Push Appropriate Button (LOG or LN)
Type number
Push Enter

9. Graphing Logs

10. Transforming Logs h k Horizontal Shift Opposite Direction
Vertical Shift
In That Direction

11. Transforming Logs h k Horizontal Shift Opposite Direction
Vertical Shift
In That Direction

12. Transforming Logs h k Horizontal Shift Opposite Direction
Vertical Shift
In That Direction