Lesson Plan
Curated OER

Coloring Interval Graphs

For Teachers 7th - 9th
Students investigate planning an activity and getting it done on time. For this algebra lesson, students define vocabulary words related quadratic equations, including the vertex and intervals. They figure a good way to color graphs...
Worksheet
Curated OER

Properties of Parabolas

For Students 9th - 11th
In this properties of parabolas worksheet, students identify the vertex and the minimum and maximum value of each parabola. They graph parabolas on a coordinate plane. This four-page worksheet contains 14 problems. Answers are provided...
Worksheet
Curated OER

Graphs

For Students 9th - 11th
In this algebra learning exercise, students calculate the point of intersection between a circle and a straight line. There are 5 questions with an answer key.
Worksheet
Curated OER

Graphs of Functions

For Students 11th
In this algebra worksheet, 11th graders calculate the domain, range, asymptote and intercepts of a quadratic function. They sketch the graph and identify the transformation. There are 4 questions in this worksheet.
Lesson Plan
Curated OER

Parabolas

For Teachers 10th - 11th
For this algebra worksheet, students solve parabolas using the standard and vertex forms. They find the vertex and asymptote and graph the parabola. There are 64 problems.
Lesson Plan
Curated OER

Application of Parabolas

For Teachers 7th - 9th
Young scholars graph quadratic equations. In this algebra lesson, students relate the parabola to real life applications. They identify the maximum and minimum of the parabola.
Lesson Plan
Curated OER

Quadratic Equations

For Teachers 10th
Tenth graders review algebraic methods of solving quadratic equations. Students discuss several methods of solving quadratic equations. They practice factoring and finding the roots of an equation for solving. A calculator is used to...
Lesson Plan
Curated OER

System of Two Quadratic Inequalities

For Teachers 10th - 12th
Students set up and solve a system of quadratic inequalities related to real-world situations.
Lesson Plan
Curated OER

Worksheet 6, Graphing Functions

For Teachers 9th - 10th
In this algebra worksheet students graph a given function by completing the square. They analyze a function and tell the axis of symmetry, the intercepts, and vertex. Students identify the maximum or minimum of a graph. Students identify...
Interactive
Curated OER

Quadratic Equations

For Students 9th - 11th
In this Algebra I/Algebra II activity, students investigate the various methods that can be used to solve quadratic equations.  The one page interactive activity contains instruction, worked examples and five practice...
Lesson Plan
Curated OER

"Ball Bounce" Quadratic Functions

For Teachers 9th - 11th
Young scholars manipulate a ball and explore quadratic functions. In this algebra instructional activity, students analyze the graph of a quadratic function. They identify quadratic properties.
Worksheet
Curated OER

Solving Quadratic Equations

For Students 11th
In this Algebra II worksheet, 11th graders use the quadratic formula to solve quadratic equations.  The six page worksheet contains instruction on topic, worked examples and five practice problems.  Answers are not provided. 
Worksheet
Curated OER

Quadratic Formula

For Students 11th
In this Algebra II activity, 11th graders use the discriminant to determine the nature of the roots of a quadratic equation, determine the best method to use when solving a quadratic, and practice using the quadratic formula to determine...
Lesson Plan
Curated OER

Exploring Complex Roots

For Teachers 9th - Higher Ed Standards
In exploring the concept of complex roots, students find the axis of symmetry and roots of parabolas.  Then, they discuss what makes a solution complex and how to identify functions with complex roots.
Lesson Plan
EngageNY

Factoring Extended to the Complex Realm

For Students 10th - 12th Standards
A solution will work one way or another: find solutions, or use solutions to find the function. Learners use polynomial identities to factor polynomials with complex solutions. They then use solutions and the Zero Product Property to...
Lesson Plan
Alabama Learning Exchange

There's Gold in Them There Hills

For Teachers 8th - 11th Standards
Need to build a laser fence on Mars?  In this cute maximizing-area lesson, young explorers pretend to be prospectors on Mars and must determine the best way to use 20 meters of fencing in order to maximize their area. In addition,...
Lesson Plan
EngageNY

Analyzing a Data Set

For Teachers 9th - 10th Standards
Through discussions and journaling, classmates determine methods to associate types of functions with data presented in a table. Small groups then work with examples and exercises to refine their methods and find functions that work...
Lesson Plan
Illustrative Mathematics

Introduction to Linear Functions

For Teachers 7th - 9th Standards
Introduce your algebra learners to linear and quadratic functions. Learners compare the differences and relate them back to the equations and graphs. Lead your class to discussions on the properties of a function or a constant slope...
Lesson Plan
1
1
EngageNY

Solving Inequalities

For Students 9th - 10th Standards
Do properties of equations hold true for inequalities? Teach solving inequalities through the theme of properties. Your class discovers that the multiplication property of equality doesn't hold true for inequalities when multiplying by a...
Assessment
Inside Mathematics

Population

For Teachers 9th - 12th Standards
Population density, it is not all that it is plotted to be. Pupils analyze a scatter plot of population versus area for some of the states in the US. The class members respond to eight questions about the graph, specific points and...
Activity
Curated OER

Logistic Growth Model, Explicit Version

For Teachers 9th - 12th Standards
Via the concrete setting of estimating the population of the US, your algebra learners are introduced to a logistic growth model. Comparing and contrasting logistic, exponential, linear and quadratic models, to see which fits the data...
Lesson Plan
Texas Instruments

Properties of Parabolas

For Teachers 9th - 12th Standards
Explore the properties of parabolas in this instructional activity. Construct a parabola given a focus and a directrix on the Ti-Nspire. Write equations of parabolas in vertex form and determine the a value of a parabola given a focus...
Lesson Plan
Curated OER

Linear Piecewise Functions

For Teachers 10th - 12th
Learners explore the concept of piecewise functions. In this piecewise functions lesson, students graph piecewise functions by hand and find the domain and range. Learners make tables of values given a piecewise function. Students write...
Worksheet
Curated OER

Square-Root Functions and Radical Equations

For Students 8th - 9th
This practice worksheet includes simple radical equations, and some quadratic equations that can be solved by the square root method. There is good practice here in checking the solutions, and a few graphing problems.