Find out how to find the x and y-intercepts when graphing rational functions.

This Precalculus review (Calculus preview) lesson explains how to find the vertical asymptotes when graphing rational functions.

A tutorial reviewing graphing rational functions.

Wrap up tutorials on graphing increasing and decreasing functions.

Finding the Absolute Value of a Number. its distance from zero on the number line.

This prealgebra lesson gives you practice on finding opposite numbers.

This prealgebra lesson explains how to divide signed numbers (integers).

Explore the definition of a polynomial with examples.

Take a quick look at what a factor is.

See how students can undo the distributive property.

This algebra tutorial gives an introduction to trinomials.

This algebra lesson explains how to undo FOIL on trinomials.

This algebra lesson explains how to undo FOIL (factor) harder trinomials.

This algebra lesson explains how to factor the difference of two squares and the sum and difference of two cubes.

This algebra lesson explains how to factor by grouping.

This algebra lesson explains how to divide a polynomial by a monomial.

Use long division to divide polynomials.

Learn how to find the slope of a line from the graph.

Learn how to find the slope of a line from two points.

This algebra lesson explains to find the domain and range of a function by looking at the graph.

A tutorial explaining how to find the domain without the graph.

This algebra lesson explains how to find deal with messier function notation to get you ready for the notation in the difference quotient.

This precalculus review lesson reviews the difference quotient.

This algebra lesson explains how exponential growth works and what the formulas look like.