Algebra Review MathCasts

Graphing: Slope-Intercept

Check out this interactive applet that will help you practice graphing a line that is in slope-intercept form.

Simplifying Square Roots

Simplifying a radical expression with a radicand that has a factor that
is a perfect square.
Picking the "best" factor when simplifyig a radical expression.

Simplifying with a radical expression in the denominator.