[Free Registration/Login may be required to access all resource tools.] This lesson introduces joint variation between three variables.

Based off of the hit television show NUMB3RS, this lesson exposes students to equations of variation (direct, inverse, and joint) in the real world, as well as having students work with such equations in the real world context. The...

Six problems present practice working with joint and combined variation. They are given with each step to the solution cleverly revealed one at a time. You can work each step of the problem then click the "View Solution" button to check...