Logarithmic Functions

Site: Young Education
Course: Exponential and Logarithmic Functions
Book: Logarithmic Functions
Printed by: Gast
Date: Friday, 25 September 2026, 2:38 AM

1. Introduction to Logarithms

Learning outcomes
  • I can define logarithms as inverse functions.
  • I can convert between exponential and logarithmic forms.
  • I can evaluate logarithmic expressions.
  • I can identify common and natural logarithms.
  • I can explain the meaning of logarithms.

2. Graphing Logarithmic Functions

Learning outcomes
  • I can sketch logarithmic graphs.
  • I can identify domains and ranges.
  • I can identify vertical asymptotes.
  • I can compare logarithmic and exponential graphs.
  • I can interpret logarithmic functions graphically.

3. Properties of Logarithms

Learning outcomes
  • I can apply the product rule.
  • I can apply the quotient rule.
  • I can apply the power rule.
  • I can simplify logarithmic expressions.
  • I can expand and condense logarithmic expressions.

4. Changing Logarithm Bases

Learning outcomes
  • I can apply the change-of-base formula.
  • I can evaluate logarithms using technology.
  • I can compare logarithms with different bases.
  • I can simplify logarithmic calculations.
  • I can solve practical logarithmic problems.

5. Applications of Logarithms

Learning outcomes
  • I can interpret pH values.
  • I can interpret the Richter scale.
  • I can interpret sound intensity levels.
  • I can analyse logarithmic scales.
  • I can solve real-world logarithmic problems.