00:55duration 55 seconds

Power rules with positive exponents: Multivariate…

Power rules with positive exponents: Multivariate quotients

A quick example of distributing an external exponents to all factors in a rational expression

02:58duration 2 minutes 58 seconds

Solving a word problem involving a sum and…

Solving a word problem involving a sum and another basic relationship using a system of lineaer equations

This demo discusses how to set up two equations to solve the situation described, and then choose the best method to use to solve for each of the variables.

05:49duration 5 minutes 49 seconds

Application problem with a linear function:…

Application problem with a linear function: Finding a coordinate given slope and a point

Using the slope formula, we enter the given information and then solve for the unknown coordinate.