AlgebraLAB
 
 
Site Navigation
Site Directions
Search AlgebraLAB
Activities
Career Profiles
Glossary
Lessons
Reading Comprehension Passages
Practice Exercises
StudyAids: Recipes
Word Problems
Project History
Developers
Project Team






Algebra I Recipe: The Quadratic Formula
Quadratic Formula x =
  1. Set the equation equal to zero.
  2. Determine the values of a, b, c.
  3. Substitute the values into the formula.
  4. Simplify using order of operations.
    • Once simplified, for the ±, set up one equation with "+" and another with "-".
  5. These x-values are the solutions as well as the x-intercepts of the graph.
ExamplesExamples:
2x2 + x = 5

x2 - x = 5x - 9




G Redden

Show Related AlgebraLab Documents


  Return to STEM Sites AlgebraLAB
Project Manager
   Catharine H. Colwell
Application Programmers
   Jeremy R. Blawn
   Mark Acton
Copyright © 2003-2017
All rights reserved.