Variables are used throughout Algebra, Geometry, and Calculus. Variables are therefore very important to understand. A variable is a symbol, such as x, that is used to describe an unknown number. In functions...

Periodic Functions: Sine and cosine are periodic functions, which means that sine and cosine graphs repeat themselves in patterns. You can graph sine and cosine functions by understanding their period and...

Rational Function Graphs: There are different characteristics to look for when creating rational function graphs. With rational function graphs, we can find a horizontal asymptote where the degree of the...

Are you lost in translation when it comes to translating a graphed object? This free video lesson will explain it in simple terms and make translations into child’s play. This video is brought to you by...