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Activity
Texas Instruments

Texas Instruments: Mc Dougal Littell Algebra 1: Find Minimum and Maximum

For Teachers 9th - 10th Standards
Students can use the TI-84 Plus family to find the minimum or maximum and the zeros of quadratic functions.
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Whiteboard
ClassFlow

Class Flow: Exploring Quadratic Functions

For Teachers 9th - 10th Standards
[Free Registration/Login Required] Use this interactive flipchart to allow students to explore quadratic functions in algebra.
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Graphic
William Mueller

William Mueller: Families of Functions

For Students 9th - 10th Standards
Meet the Function Family! Each member of the family has examples of their graphs and descriptions of the types of real-world situation that produce those graphs.
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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.
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Unit Plan
Khan Academy

Khan Academy: Graph Quadratics in Standard Form

For Students 9th - 10th
Graph quadratic functions given in the standard form a squared+bx+c. For example graph y=5x squared-20x+15. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
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Activity
Math Medics

S.o.s. Math: Quadratic Equations: Basic Definitions

For Students 9th - 10th Standards
This S.O.S. Math tutorial offers definitions and examples of quadratic equations and quadratic functions.
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Unit Plan
CK-12 Foundation

Ck 12: Algebra: Linear, Exponential, and Quadratic Models

For Students 9th - 10th Standards
[Free Registration/Login may be required to access all resource tools.] Given a table of values, determine the type of function being modeled.
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Unit Plan
CK-12 Foundation

Ck 12: Algebra: Identification of Quadratic Models

For Students 10th - 12th Standards
[Free Registration/Login may be required to access all resource tools.] This lesson covers fitting a data set to a quadratic equation.
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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.
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eBook
CK-12 Foundation

Ck 12: Algebra Ii: 1.7 the Fundamental Theorem of Algebra for Quadratics

For Students 9th - 10th Standards
This section will primarily explore how the Fundamental Theorem of Algebra applies to Quadratic Functions.
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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...
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Unit Plan
CK-12 Foundation

Ck 12: Algebra: Completing the Square

For Students 8th - 9th Standards
[Free Registration/Login may be required to access all resource tools.] Learn how to complete the square in order to solve quadratic equations.
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Activity
Other

Algebra.com: Homework Solvers

For Students 9th - 10th
This site offers both instruction and homework help in several algebraic topics, including topics within Pre-Algebra, Algebra I, and Algebra II.
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Unknown Type
Other

Kuta Software Llc: Algebra Worksheets

For Teachers 9th - 10th
Free downloadable algebra worksheets covering the basics, equations, linear equations, inequalities, trigonometry, exponents, polynomials, quadratic functions, radical expressions, rational expressions and word problems.
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Unit Plan
Khan Academy

Khan Academy: Factoring Quadratics Intro

For Students 9th - 10th
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.
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Activity
Wyzant

Wyzant: Function Graphing Calculator

For Students 9th - 10th Standards
Students input a function in either y= of f(x)= form, and then the site from WyzAnt does the rest! A detailed graph is shown in less than a second. Students can change the window used to view the graph as well as whether to have...
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Lesson Plan
Alabama Learning Exchange

Alex: Discover the Roots of a Polynomial Function

For Teachers 9th - 10th
In this lesson, students will be re-introduced to the Four Step Problem - Solving Plan. The plan will be used as a 'checks and balance' tool for discovering the roots (solutions) of polynomial functions. Students will: *Explore the...
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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,...
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Unit Plan
TeachEngineering

Teach Engineering: Walk the Line: A Module on Linear Functions

For Teachers 7th - 9th Standards
This module leads students through the process of graphing data and finding a line of best fit while exploring the characteristics of linear equations in algebraic and graphic formats. Then, these topics are connected to real-world...
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Unknown Type
McGraw Hill

Glencoe Mathematics: Online Study Tools: Quadratic and Exponential Functions

For Students 9th - 10th Standards
Students show comprehension of advanced mathematical concepts in Algebra I. The questions check understanding on quadratic and exponential functions.
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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.
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eBook
Math Planet

Math Planet: Algebra 2: The Quadratic Formula

For Students 9th - 10th Standards
Gain an understanding of how to solve a quadratic equation using the quadratic formula by viewing examples and a video lesson. [2:23]
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eBook
Math Planet

Math Planet: Algebra 2: How to Solve Quadratic Equations

For Students 9th - 10th Standards
Gain an understanding of how to use factoring to solve a quadratic equation by viewing examples and a video lesson. [2:13]
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Unit Plan
PBS

Pbs: Representing Functions

For Students 6th - 8th
Watch as the organ function grinder from the National Museum of Mathematics represents a quadratic function in a variety of ways. This video focuses on converting a verbal expression into an algebraic representation.