Precalculus by Richard Wright

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Chapter 1: Functions and Graphs

Much of algebra and calculus are based on functions. Functions take an input value such as time and calculate an output value such as the population of butterflies. This chapter will take a close look at functions and function operations.

1-01 The Cartesian Plane

1-02 Graphs

1-03 Linear Equations in Two Variables

1-04 Functions and Functional Notation

1-05 Graphs of Functions

1-06 Graphs of Parent Functions

1-07 Transformations of Functions

1-08 Combinations of Functions

1-09 Inverse Functions

1-10 Mathematical Modeling