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Unit Plan
Khan Academy

Khan Academy: Fitting Quadratic and Exponential Functions to Scatter Plots

For Students 9th - 10th Standards
Determine if a quadratic or exponential model fits a data set better, then use the model to make a prediction. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
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Unit Plan
CK-12 Foundation

Ck 12: Analysis: Linear and Quadratic Models

For Students 11th - 12th
[Free Registration/Login may be required to access all resource tools.] Modeling of Linear and Quadratic Functions
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Unit Plan
CK-12 Foundation

Ck 12: Algebra: Factorization of Quadratic Expressions

For Students 8th - 9th Standards
[Free Registration/Login may be required to access all resource tools.] Learn how to factor quadratic expressions.
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Lesson Plan
Annenberg Foundation

Annenberg Learner: Insights Into Algebra 1. Workshop 4

For Teachers 9th - 10th Standards
Determine the height of a bouncing ball by creating a quadratic function for each.
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Activity
Texas Instruments

Texas Instruments: Math Today Challenge Heat Watch

For Teachers 9th - 10th
Students will explore linear & quadratic functions to determine how they model the relationship between air temperature & heat index. Once the models are determined students will make predictions about heat index when given a...
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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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Unit Plan
PBS

Pbs: String Product: Y = X^2

For Students 6th - 8th
Examine how a giant sculpture at the National Museum of Mathematics represents the solutions to the equation y=x^2. This video focuses on the basics of graphing quadratic functions and the relationship between x and y values along the...
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Khan Academy

Khan Academy: Algebra 2: Compare Features of Functions

For Students 9th - 10th Standards
Compare various features between two functions, each represented in a different way. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
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Unknown Type
Khan Academy

Khan Academy: Graph Quadratics in Standard Form

For Students 9th - 10th
Graph quadratic functions given in the standard form.
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Unit Plan
CK-12 Foundation

Ck 12: Algebra: Applications of Function Models

For Students 9th - 10th Standards
[Free Registration/Login may be required to access all resource tools.] In this lesson students draw a scatter plot of data, find and draw the function that best fits that data, and make predictions from that information. Students watch...
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Activity
Texas Instruments

Texas Instruments: Exploring the Parabola and Its Equation Part 1 and @

For Teachers 9th - 10th
Starting with y=x^2 going all the way to (in part 2)y=ax^2+bx+c, how do changes in the quadratic equation/function change the appearance of the parabola.
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Handout
Purple Math

Purplemath: Completing the Square: Solving Quadratic Equations

For Students 9th - 10th Standards
Purplemath gives several examples which clearly show the process of completing the square to find the maximum and minimum solutions to a quadratic equation.
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Activity
Texas Instruments

Texas Instruments: Math Today for Ti Navigator System Humidity Makes Air Feel

For Teachers 9th - 10th
Using data from the USA TODAY graphic,"Humidity makes air feel even hotter," students will explore quadratic and cubic functions to determine how well they model the relationship between air temperature and heat index. When the models...
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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...
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PPT
Sophia Learning

Sophia: Comparing Linear, Quadratic, and Exponential Functions

For Students 9th - 10th Standards
Linear, quadratic and exponential functions have different graphs, equations, and characteristics. In this tutorial, compare the shape of linear, quadratic, and exponential curves on a graph, and explore how to identify a function as...
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Activity
Texas Instruments

Texas Instruments: Linear and Quadratic Approximations

For Teachers 9th - 10th Standards
In this activity, students explore the linear and quadratic approximations of a logarithmic function and find properties the functions have in common.
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Activity
Wolfram Research

Wolfram Math World: Quadratic Formula

For Students 9th - 10th Standards
This MathWorld site provides the quadratic formula, giving the roots of a quadratic equation, as well as an alternative form of the equation.
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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.
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Elias Saab

Math Drills: Roots of Polynomial Functions Quiz

For Students 9th - 10th Standards
An interactive quiz which provides students with a problem involving a polynomial function to be solved. Students input their solution and have the program evaluate it. Hints are available if the student needs them, and explanations are...
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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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Activity
Varsity Tutors

Varsity Tutors: Hotmath: Algebra Review: Quadratic Equations

For Students 9th - 10th Standards
Find a quick, concise explanation of the quadratic equations. An example is given and clearly explained.
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Lesson Plan
Student Achievement Partners

Student Achievement Partners: Penny Circle Task [Pdf]

For Teachers 9th - 10th Standards
Learners will explpre models and understand the difference between quadratic, exponential, and linear models in this lesson.
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Handout
Cuemath

Cuemath: Range in Algebra

For Students 9th - 10th Standards
Explore the world of range in Algebra in this mini-lesson. Provides a definition and examples that help with understanding how to find the range of a function and domain. Includes solved examples and interactive questions with answers.
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Math Notes and Math Tests

Pre Calculus Notes: Polynomial and Rational Functions [Pdf]

For Students 9th - 10th Standards
The resource discusses quadratic functions. Topics examined are parabolas, the vertex, the axis of symmetry, and standard form.

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