Interactive
Curated OER

Quadratic Equations

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

Quadratic Functions

For Students 8th - 10th
In this quadratic functions activity, students complete a variety of activities, first reading explanations and examples, then solving equations.
Worksheet
Curated OER

Solving Using the Quadratic Formula Worksheet

For Students 8th - 9th
In this Algebra activity, students solve 20 equations using the quadratic formula. They can self correct their work by clicking the link at the bottom of the page.
Lesson Plan
EngageNY

Advanced Factoring Strategies for Quadratic Expressions (part 2)

For Students 9th - 10th Standards
What do you do with a difficult-to-factor quadratic expression? This lesson provides the answer. Pupils learn a grouping strategy to help factor trinomials. When guess and check seems too tedious, this method is the "works every...
Assessment
Los Angeles County Office of Education

California State Standards: Algebra I

For Students 8th - 10th Standards
Starting a year of Algebra I? This mighty packet practices all of the major topics with different ranges of difficulty. Standards include everything from linear to quadratic to rational expressions. Use it in a...
Lesson Plan
Curated OER

Solve One Quadratic Equation by Completing the Square

For Teachers 9th - 11th
In this completing the square worksheet, students solve one quadratic equation by completing the square.  The solution is provided.
Worksheet
Curated OER

Graphs and Equations

For Students 10th - 12th
In this graphs and equations worksheet, students solve and complete 5 various types of problems. First, they complete a table of values for a given quadratic function. Then, students use the graph to find an estimate for the solutions of...
Lesson Plan
Curated OER

Roman Bernardo: Solving Linear Equations

For Teachers 7th - 9th Standards
Mathematicians use an inquiry method to solve linear equations. In this linear equations lesson, students practice solving equations using addition, subtraction, multiplication and division. They solve multi-step equations and equations...
Lesson Plan
EngageNY

Successive Differences in Polynomials

For Students 10th - 12th Standards
Don't give your classes the third degree when working with polynomials! Teach them to recognize the successive differences and identify the degree of the polynomial. The lesson leads learners through a process to develop an understanding...
Activity
PBL Pathways

Arch Project

For Students 10th - Higher Ed Standards
Model real-life structures with mathematics. A project-based lesson presents a problem situation requiring classes to develop a function to model the St. Louis Arch and the Rainbow Bridge in Arizona. They create their models by...
Lesson Plan
Texas Instruments

Classifying Functions

For Teachers 9th - 12th Standards
Learners explore linear, quadratic, and exponential functions in this activity that makes use of TI Navigator and TI Plus calculators. Using the technology, learners compare and contrast the three types of functions given in...
Worksheet
Curated OER

Solving Quadratics

For Students 11th
In this algebra worksheet, 11th graders solve quadratic equations and simplify radicals in to their simplest form using a radical sign. They complete the square and factor equations. There are 13 questions on this worksheet.
Worksheet
Curated OER

Final Exam Review: College Algebra

For Students 11th - Higher Ed
In this final exam review worksheet,s students solve systems of equations, polynomials and factor quadratic equations.  They identify the slope of a line and write linear equations.  Students use Cramer's rule, graphing,...
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...
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...
Worksheet
Curated OER

Exploring Quadratic Graphs

For Students 8th - 10th
In this algebra worksheet, students solve quadratic equations. They factor and graph their solutions. There are 5 questions with an answer key.
Unit Plan
2
2
EngageNY

Polynomial, Rational, and Radical Relationships

For Teachers 9th - 12th Standards
This assessment pair goes way beyond simple graphing, factoring and solving polynomial equations, really forcing learners to investigate the math ideas behind the calculations. Short and to-the-point questions build on one another,...
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
Curated OER

Sandia Aerial Tram

For Teachers 9th - 12th Standards
Your learners analyze a table of real-life data in order to write an equation that best models the information. Exponential, quadratic, and linear rates of changes are all possibilities in this task.
Lesson Plan
EngageNY

Obstacles Resolved—A Surprising Result

For Students 10th - 12th Standards
The greater the degree, the more solutions to find! Individuals find the real solutions from a graph and use the Fundamental Theorem of Algebra to find the remaining factors. 
Lesson Plan
Virginia Department of Education

Cover Up Problems

For Teachers 6th - 9th Standards
Don't cover up this resource — use it out in the open! Pupils learn how to cover up various parts of a linear equation in order to help solve the equation. A worksheet of problems provides practice with this skill.
Interactive
Curated OER

Discriminant and Quadratics

For Students 10th - 12th
In this quadratic equation, learners find the discriminant using the formula given and identify how many solutions a quadratic function will have. There are 3 problems with answers and examples.
Worksheet
Curated OER

Quadratics with Irrational Solutions

For Students 8th - 11th
In this algebra activity, students apply the concepts of a right triangle to help them solve for the missing sides of a triangle. They use the quadratic formula to solve word problems. There are 5 problems with an answer key.
Lesson Plan
Curated OER

Solving Equations Reducible to Quadratic: Extra Practice 34

For Teachers 8th - 9th
For this math worksheet, young scholars solve problems involving radicals in six problems. The other ten problems require students to factor quadratic equations and solve for the given variable. Two problems involve negative exponents.