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Mathematics Vision Project
Structures of Expressions
This comprehensive unit investigates transformations of quadratics, having learners follow "Optima" through the development and growth of her quilting business. Deftly weaving the story into the mathematical mechanics, the unit gives...
EngageNY
Polynomial, Rational, and Radical Relationships
This assessment pair goes way beyond simple graphing, factoring and solving polynomial equations, really forcing learners to investigate the math ideas behind the calculations. Short and to-the-point questions build on one another,...
Khan Academy
Khan Academy: Algebra: Solving Quadratic Equations by Factoring
An exercise on solving a quadratic equation by applying the method of factoring by grouping. Begin by clicking on "show scratchpad."
Other
Algebra Class: Solving and Graphing a Quadratic Equation
Math teacher provides a unit on quadratic equations in which she explains the concepts of solving and graphing quadratic equations through numerous examples and graphs. Hyperlinks are available to each step that ultimately leads to...
Texas Education Agency
Texas Gateway: Solving Quadratic Equations Using Algebraic Methods
Given a quadratic equation, the student will solve the equation by factoring, completing the square, or by using the quadratic formula.
Oswego City School District
Regents Exam Prep Center: Quadratic Equations
Includes lesson, practice exercise, and teacher resource on how to factor quadratic equations. You'll find examples for using the factoring and graphing methods for solving, a twelve-question quiz with hints and answers, and a suggested...
Oswego City School District
Regents Exam Prep Center: Quadratic Equations, Discriminant, Quadratic Formula
A wealth of resources for teachers planning classroom instruction on quadratic equations, discriminant, and the quadratic formula: six lessons covering various ways to solve equations, complete with definitions and step-by-step solutions...
Cuemath
Cuemath: Quadratic Equations
A comprehensive guide for learning all about quadratic equations with definitions, quadratic formulas, how to solve them, solved examples, and practice questions.
Texas A&M University
Wtamu Virtual Math Lab: College Algebra: Quadratic Equations
A detailed tutorial that will guide you through various methods for solving quadratic equations: factoring, square root, completing the square, and quadratic formula. Follow step-by-step examples, view video problem-solving...
Lawrence Hall of Science
The Math Page: Skill in Algebra: Quadratic Equations
Here is a site that clearly and thoroughly explains the quadratic equations, including how to solve them by factoring, completing the square, and using the quadratic formula. There are example problems solved, problems for the student to...
Math Planet
Math Planet: Use Graphing to Solve Quadratic Equations
A quadratic equation is an equation that can be written on the standard form ax^2 + bx + c = 0, where a is not = 0. One way of solving a quadratic equation is by factoring. Another way of solving a quadratic equation is to solve it...
Interactive Mathematics
Interactive Mathematics: Quadratic Equations
Using modeling, the world of quadratics is explored. Learn how to solve quadratics using methods of factoring, completing the square, and the quadratic formula. Also included are methods for graphing quadratic functions.
Stefan Warner and Steven R. Costenoble
Finite Mathematics & Applied Calculus: Polynomial Equations
The tutorial investigates how to solve polynomial equations. Students learn about the concept through class notes, examples, and practice problems. Topics include solving quadratic equations, factoring, and the quadratic formula.
CK-12 Foundation
Ck 12: Algebra: Factorization Using Perfect Square Trinomials
[Free Registration/Login may be required to access all resource tools.] Factor perfect square trinomials and the difference of two squares and solve quadratic equations by factoring.
Khan Academy
Khan Academy: Solve Quadratics by Factoring
Solve quadratic equations of the form ax^2+bx+c=0 that can be rewritten according to their linear factors. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Solve Quadratics by Factoring (Intro)
Solve quadratic equations of the form x^2+bx+c=0 that can be rewritten according to their linear factors. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Sophia Learning
Sophia: Factoring Quadratic Equations When a ? 1: Lesson 5
This lesson will review how to factor and solve a quadratic equation when a ? 1. It is 5 of 5 in the series titled "Factoring Quadratic Equations when a ? 1."
Stefan Warner and Steven R. Costenoble
Finite Mathematics & Applied Calculus: Factoring Algebraic Expressions: Factoring Quadratics
The tutorial investigates how to factor quadratic equations. Students learn about the concept through class notes, examples, and practice problems.
CK-12 Foundation
Ck 12: Algebra: Factorization of Quadratic Expressions
[Free Registration/Login may be required to access all resource tools.] This lesson covers factoring quadratics when the leading coefficient is not one.
Khan Academy
Khan Academy: Factoring Quadratics Intro
Factor quadratics of the form x squared+bx+c. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Difference of Squares
Factor quadratic expressions of the general difference of squares form. The factored expressions have the general form (ax+b)(ax-b). Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video...
CK-12 Foundation
Ck 12: Algebra: Factorization of Quadratic Expressions
[Free Registration/Login may be required to access all resource tools.] Learn how to factor quadratic expressions.
CK-12 Foundation
Ck 12: Algebra: Factoring When the Leading Coefficient Equals 1
[Free Registration/Login may be required to access all resource tools.] This lesson covers factoring quadratics when the leading coefficient is 1.
Khan Academy
Khan Academy: Difference of Squares Intro
Factor quadratic expressions into the special products of the general form (x+a)(x-a). Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.