Functions

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Focus on algebra II functions with these free worksheets, videos, and online tools. Whether you need practice graphing a cubic function, finding the domain of an inverse function, or just working through a tough polynomial, you'll find what you need here.
In this video, Salman Khan of Khan Academy explains polynomial approximation of functions. Part 4 of 7.

This video includes sample exercises and step-by-step explanations of functions, combinations, and probability for the California Standards Test.

A helpful scientific calculator that runs in your web browser window.

In this video, Salman Khan of Khan Academy explains polynomial approximation of functions. Part 7 of 7.

In this video, Salman Khan of Khan Academy explains polynomial approximation of functions. Part 6 of 7.

In this video, Salman Khan of Khan Academy explains polynomial approximation of functions. Part 3 of 7.

In this video, Salman Khan of Khan Academy explains polynomial approximation of functions. Part 2 of 7.

In this video, Salman Khan of Khan Academy explains polynomial approximation of functions. Part 1 of 7.

Excellent site showing examples of algebra, trig, calculus, differential equations, and linear algebra.

In this video, Salman Khan of Khan Academy shows you how to find the domain of a function.

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