Worksheet
Curated OER

Quadratic Relations and Functions

For Students 8th - 10th
In this algebra worksheet, students find the roots of graphs. They factor and solve quadratic equations. There are 2 questions.
Lesson Plan
Curated OER

The Quadratic Formula

For Teachers 7th - 10th
Students solve quadratic function by completing the square. In this algebra activity, students use the quadratic formula to factor quadratics and find the roots. They graph the parabola and identify its properties.
Lesson Plan
Curated OER

The Quadratic Formula

For Teachers 9th - 10th
 Students derive the quadratic formula. In this algebra lesson, students use the quadratic formula to solve equations and identify the roots of a quadratic equation. They graph their parabola and analyze it.
Lesson Plan
Curated OER

Minimum and Maximum of a Graph

For Teachers 9th - 11th
Students find the solutions of polynomials through graphing. In this algebra lesson, students identify the maximum and minimum of each polynomial function. They ind the vertex, domain and range of a parabola.
Lesson Plan
Curated OER

Celebrating the Fourth of July!

For Teachers 9th - 10th
Students model projectile motion algebraically and graphically; and make predictions based on the quadratic algebraic model.
Lesson Plan
Curated OER

Discriminating Against the Zero

For Teachers 9th - 12th Standards
Students explore the concept of quadratic equations.  In this quadratic equations lesson plan, students find the roots or zeros of quadratic equations using the quadratic formula.  Students give examples of functions with 2...
Lesson Plan
Texas Instruments

Math TODAY for TI-Navigator System - Is Leisure Time Really Shrinking?

For Teachers 9th - 12th Standards
High schoolers organize data from the USA TODAY Snapshot, "Is leisure time really shrinking?" into two scatter plots and determine the quadratic model for each scatter plot. They determine if these graphs intersect and learn the concept...
Lesson Plan
Curated OER

Quadratics Introduction

For Teachers 5th - 8th
Students investigate quadratic functions graphically and algebraically.
Interactive
Curated OER

Quadratic equations

For Students 11th
In this Algebra II activity, 11th graders use the quadratic formula to solve quadratic equations.  The interactive lesson contains explanation and worked examples with five practice problems.  Answers are not included. 
Lesson Plan
Curated OER

The Football and Braking Distance: Model Data with Quadratic Functions

For Teachers 9th - 12th
Students engage in a lesson that is about the concept of data analysis with the use of quadratics. They use a Precalculus text in order to give guidance for independent practice and to serve as a source for the teacher to use. The data...
Lesson Plan
Curated OER

Quadratic Relation and Parabola

For Teachers 9th - 11th
Students identify the vertex and intercepts of a parabola. In this algebra lesson, students graph parabolas and factor quadratic equations. They perform transformation on the parabolas.
Worksheet
Kuta Software

Imaginary Numbers

For Students 9th - 12th Standards
Here is a learning exercise that takes all aspects of quadratic functions and incorporates imaginary numbers into the problems. The problems range from simplifying to graphing and solving by using a variety of methods with imaginary and...
Lesson Plan
Shodor Education Foundation

InteGreat

For Teachers 9th - Higher Ed Standards
Hands-on investigation of Riemann sums becomes possible without intensive arithmetic gymnastics with this interactive lesson plan. Learners manipulate online graphing tools to develop and test theories about right, left, and...
Unit Plan
Mathematics Vision Project

Module 1: Functions and Their Inverses

For Students 10th - 12th Standards
Undo a function to create a new one. The inverse of a function does just that. An inquiry-based lesson examines the result of reversing the variables of a function, beginning with linear patterns and advancing to quadratic and...
Lesson Plan
Virginia Department of Education

Square Patios

For Students 8th - 10th Standards
Build a patio from toothpicks and marshmallows to analyze functions! Learners look for patterns in the data as they create different size patios. As they discover patterns, they make connections between the different representations of...
Activity
5280 Math

Pythagorean Triples

For Teachers 10th - 12th
From Pythagorean triples to the unit circle. Learners use the Pythagorean Theorem to find Pythagorean triples and then relate their work to the unit circle in a fun algebra project. Their discovery that x^2+y^2 is always equal to one on...
Unit Plan
Mathematics Vision Project

Module 1: Functions and Their Inverses

For Students 9th - 12th Standards
Nothing better than the original! Help your class understand the relationship of an inverse function to its original function. Learners study the connection between the original function and its inverse through algebraic properties,...
Assessment
Illustrative Mathematics

Identifying Even and Odd Functions

For Students 9th - 12th Standards
Is it even ... or odd? The task provides four functions to identify as being even, odd, or neither. Pupils use algebraic methods to make their decisions with select exponential, quadratic, and cubic functions.
eBook
Rice University

Precalculus

For Students 11th - Higher Ed Standards
Take a step beyond Algebra 2. Learners use the eBook to learn concepts from the typical Precalculus course. Content starts off with a short review of functions in general and moves on to the basic functions, finishing up with more...
Assessment
Concord Consortium

Gravity

For Students 9th - 11th Standards
Weight is a function of the distance from sea level. Learners explore the many implications of this fact in an inquiry-based task. Given the function, pupils answer questions before manipulating the function to rewrite the distance...
Assessment
Concord Consortium

Painted Stage

For Students 11th - 12th Standards
Find the area as it slides. Pupils derive an equation to find the painted area of a section of a trapezoidal-shaped stage The section depends upon the sliding distance the edge of the painted section is from a vertex of the trapezoid....
Worksheet
Curated OER

Quadratic Functions

For Students 10th - 11th
In this algebra instructional activity, students factor quadratic equations and graph their resulting parabola. They relate quadratics to real life scenario. There are 20 questions with an answer key.
Worksheet
Curated OER

Graphs

For Students 9th - 11th
In this algebra worksheet, students solve linear equations through graphing and quadratic equations through factoring. There are 4 questions dealing with systems of equations.
Lesson Plan
Curated OER

Complex Roots: A Graphical Solution

For Teachers 9th - 12th Standards
Using their Ti-Nspire to determine the solutions of parabolas, students explore the concept of complex roots.  Students determine if parabolas have real or complex roots.  Students determine the the axis of symmetry and the...