1. Lesson 3

1.3. Refresher

Mathematics 30-2 Module 4

Module 4: Polynomials

 

Refresher

 

This is a play button for Solving Quadratic Equations: Using Graphs.

Use Solving Quadratic Equations: Using Graphs for help with solving by graphing. It is suggested you skip the introduction and go directly to the tutorial section by selecting the chalkboard icon near the top of the window.


This is a play button for “Applying the Quadratic Formula.”

Source: Khan Academy
(cc icon BY-NC-SA 3.0)

For help with solving quadratic equations using the quadratic formula, watch the video titled “Applying the Quadratic Formula.”

 


This is a play button for Finding the Equation of a Quadratic Function.

For help with finding the equation of a quadratic function when you are given the vertex and at least one other point on the curve, go to Finding the Equation of a Quadratic Function.


Go back to the Are You Ready? section and try the questions again. If you are still having difficulty, contact your teacher.