02:11 duration 2 minutes 11 seconds
Square root addition or subtraction
This shows how to simplify square roots in an additon problem so that hopefully you get like terms and con simplify further.
01:51 duration 1 minute 51 seconds
Simplifying a ratio of factored polynomials:…
Simplifying a ratio of factored polynomials: Linear factors
This shows the last step in simplifying a rational expression, i.e. dividing out factors that reduce to one.