Precalculus & Trigonometry Step by Step
A lightweight execution-visualization book.
Functions Review
Domain and Range
Function Transformations
Inverse Functions
Piecewise Functions
Polynomial and Rational Functions
Polynomial End Behavior
Synthetic Division
Rational Function Asymptotes
Factoring and Roots
Exponential and Logarithmic Functions
Exponential Growth
Log Definition
Log Properties
Solve Exponential Equation
Solve Log Equation
Unit Circle Trig
Degrees and Radians
Unit Circle Values
Reference Angles
Trig Values of Special Angles
Trig Functions
Amplitude, Period, and Phase Shift
Sine and Cosine Graphs
Tangent Graph
Inverse Trig Functions
Trig Identities
Sum and Difference Identities
Pythagorean Identity
Double-Angle Formulas
Simplify Trig Expressions
Trig Equations
Solve Basic Trig Equation
Solve Using Trig Identity
Multiple-Angle Trig Equation
Sequences and Series
Arithmetic Sequences
Geometric Sequences
Arithmetic Series Sum
Geometric Series Sum
Sigma Notation