Search for tag: "geometry (mathematics)"

Using the Midpoint Formula

Explains why the midpoint formula works, and then uses it to find the halfway point between two given points.

From  Tom Grant 572 plays 0  

Finding Minimum and Maximum Values

Demonstrates the quickest way to find a minimum or maximum value for a quadratic function.

From  Tom Grant 637 plays 0  

Finding An Equation of a Line Given Two Points

A complete discussion about how we can create an equation in two variables based on knowing only two points on the graph of this equation. Two methods are shown so the student can choose the method…

From  Tom Grant 1,275 plays 0  

Review: Factoring a Trinomial_ac-Grouping Method

This shows the second method for factoring a trinomial where a is not = 1

From  Tom Grant 759 plays 0  

Review: Factoring a Trinomial with a GCF

A couple of examples of factoring a common factor first and then factoring further if possible.

From  Tom Grant 805 plays 0  

Plotting Ordered Pairs on a Rectangular Coordinate System

This video explains the rectangular coordinate system and labels its parts, then shows how to plot points.

From  Tom Grant 2,013 plays 0  

Finding Slopes of Horizontal and Vertical Lines

This video explains the slopes of horizontal and vertical lines.

From  Tom Grant 1,800 plays 0  

Graphing a Line Using Slope and y-intercept

Given y=mx + b, this video shows how to use the b-value to create the y-intercept and then use the slope to find other points.

From  Tom Grant 1,928 plays 0