Study Guide

Functions Topics

Sets, Functions, and Relations

"Sets, relations, and functions" doesn't have quite the same ring as "lions, tigers, and bears"...

Graphing

A graph is a type of picture that we can use to visualize ordered pairs, relations, and...

Linear Functions and Equations

A linear function is a function whose graph is a straight line. The line can't be vertical, since...

Writing Linear Equations

If we know the intercepts and the slope of a linear equation, we know everything there is to know...

Nonlinear Functions

Some functions are less expressive than others. We're not trying to be judgey, here: it's true....

In the Real World

Graphs are useful because many people prefer looking at pictures to looking at equations. They're...

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