Study Guide — Exponential and Logarithmic Functions
Pre-calculus · AP
AP-aligned study guide for Exponential and Logarithmic Functions.
What this standard means
- Change in Arithmetic and Geometric Sequences A sequence is a function from the whole numbers to the real numbers. Consequently, the graph of
- Change in Linear and Exponential Functions Describe similarities and differences between linear and exponential functions.
- Exponential Functions Identify key characteristics of exponential functions. For an exponential function in general form, as the input value
- Exponential Function Manipulation Exponential functions model growth patterns where successive output values over equal length input-value i
- Exponential Function Context and Data Modeling For an exponential model in general form f x) = ab x ( , the base of the exponent, b, can be
- Competing Function Model Validation Construct linear, quadratic, and exponential models based on a data set.
_See printable PDF for diagram._
How to use the 20 practice sets
| Sets | When to use | | --- | --- | | 1–5 | Intro — explore together, short written items | | 6–10 | Core skills — diagrams and written practice | | 11–15 | Mixed review — explain thinking | | 16–20 | Stretch — word problems and mastery tasks |
Pacing: 10–15 minutes per session.
How to practice
1. Label unit circle coordinates for key angles 2. Connect radians and degrees 3. Graph sine and cosine with amplitude and period
_See printable PDF for diagram._
Common mistakes
- Wrong quadrant signs
- Period or amplitude errors in graphs
Review and practice tests
1. Start Review 1/10 when sets 1–3 feel comfortable. 2. Move up one review level with little help. 3. Use Practice Test 4/10–6/10 for mid-standard checks. 4. Practice Test 10/10 is the mastery bar for Exponential and Logarithmic Functions.
- [ ] Evaluates trig functions at standard angles
- [ ] Uses unit circle reasoning
- [ ] Graphs basic trig functions with transformations
Materials for this standard
- Practice Problems — 20 printable sets
- Review — 10 difficulty levels
- Practice Test — 10 difficulty levels
- Answer key — for parents and tutors