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This lesson focuses on finding appropriate non linear functions to model real world phenomena.

The lesson begins with a comparison of data tables and graphs of two functions, one directly proportional (cost of gas) and the other exponential (population), before a definition for direct va

A short lesson introducing the cube root and absolute value functions and their graphs.

The lesson begins with graphs of the Dow Jones Industrial Average and water levels of Lake Huron where points on the graph are interpreted.

Beginning with linear functions, this lesson looks at functions of real world data defined by tables and graphs before moving into functions defined by equations.

The lesson begins with using graphs to solve quadratic inequalities.

The lesson begins by associating the distance between two points with the right triangle that may be formed by joining the points and extending horizontal and vertical lines through the points.
The lesson begins with the product and quotient rules for radicals, highlighting the frequently made mistakes of students by overgeneralizing the rules.
The four arithmetic operations on fractions are given here, but in each case examples of using the operation on ordinary fractions is first reviewed, helping to ground the new material in the unde

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