Unit Plan
Khan Academy

Khan Academy: Graph Quadratics in All Forms

For Students 9th - 10th
Graph quadratic functions given in any form. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Handout
Purple Math

Purplemath: Graphing Quadratic Functions: Introduction

For Students 9th - 10th Standards
The most basic quadratic is y = x2. The general technique for graphing quadratics is the same as for graphing linear equations. The quadratics graph as curvy lines (called "parabolas"), rather than the straight lines generated by linear...
Unit Plan
Other

Georgia Perimeter College: Graphing Quadratic Inequalities

For Students 9th - 10th
This resource shows students how to graph quadratic inequalities, and gives assistance with using a graphing calculator.
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Graphing Calculator to Graph Quadratic Functions

For Students 9th - 10th Standards
[Free Registration/Login may be required to access all resource tools.] This lesson covers how to use a graphing calculator to graph quadratic equations. Students examine guided notes, review guided practice, and attempt practice problems.
eBook
Math Planet

Math Planet: Algebra 2: How to Graph Quadratic Functions

For Students 9th - 10th Standards
Gain an understanding of how to graph quadratic equations by viewing an example and a video lesson.
Unit Plan
Khan Academy

Khan Academy: Graph Quadratics in Factored Form

For Students 9th - 10th Standards
Graph quadratic functions that are given in factored form. For example, graph y=(x-4)(x+2). Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Unit Plan
Other

Algebra Class: Solving and Graphing a Quadratic Equation

For Students 9th - 10th
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...
Lesson Plan
Alabama Learning Exchange

Alex: The Pattern of Graphing Quadratic Equations

For Teachers 6th - 8th
The middle schoolers will develop an algebraic expression from geometric representations and ultimately graph quadratic equations with understanding. The students will also develop a better understanding of algebraic expressions by...
Activity
Texas Instruments

Texas Instruments: Mc Dougal Littell Algebra: Graph Quadratic Curves of Best Fit

For Teachers 9th - 10th
Students will find the best-fit quadratic model for the given points
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Graphs of Quadratic Functions in Intercept Form

For Students 9th - 10th Standards
[Free Registration/Login may be required to access all resource tools.] Understanding the graphs of a parabola given equations. Students examine guided notes, review guided practice, watch instructional videos and attempt practice problems.
Unit Plan
Khan Academy

Khan Academy: Graph Quadratics in Vertex Form

For Students 9th - 10th Standards
Graph quadratic functions that are given in the vertex form. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Interactive
Cool Math

Coolmath: Making the Connection Between Graphing and Solving

For Students 9th - 10th Standards
Description and examples of the connection between solving and graphing quadratics.
Unit Plan
Texas A&M University

Wtamu Virtual Math Lab: Intermediate Algebra

For Students 9th - 10th
This site is a tutorial for students in algebra 2 or for those who need a refresher. The site has explanations, definitions, examples, practice problems and practice tests are found covering topics such as linear equations, graphing,...
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Graphs of Quadratic Functions in Intercept Form

For Students 9th - 10th Standards
[Free Registration/Login may be required to access all resource tools.] Find the x-intercepts and vertex of a quadratic function by writing it in intercept form and solve real-world problems. Students examine guided notes, review guided...
Activity
Other

Algebra.com: Quadratic Equation Solver

For Students 9th - 10th Standards
An interactive solver for quadratic equations shows solutions using several methods, including graphing and the quadratic formula.
Unit Plan
BBC

Bbc: Higher Bitesize Maths: Quadratic Theory

For Students 9th - 10th Standards
A tutorial on quadratics presents topics including: factoring and solving quadratics, graphing quadratic functions, using completing the square and the quadratic formula to solve functions, the discriminant and conjugates. Plenty of...
Activity
Texas Instruments

Texas Instruments: Prodigious! Quadratics and Free Fall Motion

For Teachers 9th - 10th
Uses the movie "October Sky" as an introduction to the study of free fall motion functions. Acts a summation activity to a quadratic unit in Algebra. Solve quadratic equations by graphing, factoring, and the quadratic formula.
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Quadratic Functions and Their Graphs

For Students 8th - 9th Standards
[Free Registration/Login may be required to access all resource tools.] Learn the anatomy of the graph of a quadratic function.
Activity
Cool Math

Coolmath: Graphing Parabolas Part 1

For Students 6th - 8th
Learn how to graph quadratics and parabolas.
Unit Plan
CK-12 Foundation

Ck 12: Factor Quadratics: Methods for Solving Quadratic Functions

For Students 11th - 12th Standards
[Free Registration/Login may be required to access all resource tools.] A review of the three major methods of solving quadratic functions for "x" intercepts.
Unit Plan
Math Planet

Math Planet: Use Graphing to Solve Quadratic Equations

For Students 9th - 10th Standards
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...
Unit Plan
Math Planet

Math Planet: The Graph of Y = Ax^2 + Bx + C

For Students 9th - 10th Standards
A nonlinear function that can be written on the standard form ax^2 + bx + c,where a is not = 0, is called a quadratic function. All quadratic functions hava a U-shaped graph called a parabola.
Activity
Cool Math

Coolmath: Graphing by Completing the Square How

For Students 6th - 8th
Explore and understand graphing by completing the square.
Activity
Math Medics

S.o.s. Math: Algebra

For Students 9th - 10th Standards
This lesson provides basic instruction on the major concepts in algebra. Content includes a focus on fractions, units of conversion, complex numbers, quadratic equations, factorization and roots of polynomials, solving equations, systems...