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 Number Base Exponent

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

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

5. Rewrite in Exponential Form

6. Rewrite in Logarithmic Form

7. Applying the Definition of a Log 1 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 –Horizontal Shift –Opposite Direction k –Vertical Shift –In That Direction

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

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