Sophia: Finding a Hole in the Graph: Lesson 1

If your class struggles with graphing inequalities, or if your lecture could use some help from Sal, this video would be a great help. Sal's instruction is measured and patient, and viewers will walk away feeling more confident and...

This lesson demonstrates how to find the hole in a given rational equation. It is 2 of 7 in the series titled "Finding a Hole in the Graph."

This lesson demonstrates how to find the hole in a given rational equation. It is 6 of 7 in the series titled "Finding a Hole in the Graph."

This lesson demonstrates how to find the hole in a given rational equation. It is 5 of 7 in the series titled "Finding a Hole in the Graph."

When you have a hole in a graph it means that both the numerator and denominator equaled 0 in an equation. So what does that mean? Learners can brush up on this graphing concept and feel OK when they realize a hole in a graph is just a...

This lesson derives the equation for a circle starting from the distance formula. It is 1 of 9 in the series titled "Finding the Equation of a Circle." [3:58]

This lesson shows how an inequality can be determined from a graph. It is 7 of 10 in the series titled "Finding an Inequality from a Graph." Includes short quiz. [2:14]

This lesson shows how an inequality can be determined from a graph. It is 2 of 10 in the series titled "Finding an Inequality from a Graph."

Middle and high schoolers use a spreadsheet to graph data. In this graphing lesson, learners determine how two parameters are correlated. They create a scatter plot graph using a computer spreadsheet.

This lesson shows how an inequality can be determined from a graph. It is 1 of 10 in the series titled "Finding an Inequality from a Graph."