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Interactive
CK-12 Foundation

Using Quadratic Equations to Solve Problems: Construct a Soccer Field

For Students 8th - 10th Standards
Build a soccer field through a little mathematical analysis. Individuals manipulate the dimensions of a soccer field as they drag points to new positions. The simulation shows the corresponding intercepts and area. As pupils explore the...
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Worksheet
Curated OER

Quadratic Equations-Factoring #2

For Students 6th
In this quadratic equation worksheet, 6th graders factor to solve a set of 10 equations. Answers are included on page 2, a reference web site is given for additional activities.
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Worksheet
Curated OER

Zero Product Property and Quadratics

For Students 8th - 10th
In this quadratic worksheet, algebra learners use the zero product property to solve basic quadratic equations. They identify where the parabola crosses the x-axis. Explanations and examples are provided. Answers are located on page two....
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Lesson Plan
EngageNY

The Zero Product Property

For Students 9th - 10th Standards
Zero in on your pupils' understanding of solving quadratic equations. Spend time developing the purpose of the zero product property so that young mathematicians understand why the equations should be set equal to zero and how that...
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Interactive
CK-12 Foundation

Solving Problems by Factoring: Building a Doghouse

For Students 8th - 10th Standards
Building a doghouse is easier with a little mathematical help! Young scholars use sliders to adjust the length of the doghouse and watch as it affects the width and area. They then answer questions that help them discover the question...
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Worksheet
Curated OER

Regents Exam Questions: Quadratics

For Students 9th - 11th
In this quadratics worksheet, students identify the roots of a quadratic equation.  They use FOIL and the quadratic formula to solve quadratic equations.  This seven-page worksheet contains 32 problems.  Answers are provided on the last...
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Interactive
Curated OER

Solve Five Quadratic Equations Using the Quadratic Formula

For Students 8th - 11th
In this solving quadratic equations instructional activity, students solve five quadratic equations by using the quadratic formula.  Students also review using the discriminant, solving by factoring, and solving by completing the...
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Lesson Plan
Ohio Department of Education

The Solution is Complex

For Teachers 9th - 12th Standards
Consider complex numbers, roots, and quadratic equations. Use the discriminate as a way to determine the nature of a quadratic's roots. Then discuss the similarities and differences between quadratics with two, one, or no real roots....
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Lesson Plan
Curated OER

Factoring Quadratic Equations

For Teachers 9th - 10th
Students solve quadratic equations through factoring. As an introduction to the unit, students play a "Guess the Number Game." After a teacher demonstration, students discuss and solve linear equations. They complete worksheets by...
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Worksheet
Curated OER

Solving Quadratic Equations

For Students 9th
In this quadratic equations instructional activity, 9th graders solve 10 different problems that include various quadratic equations. First, they factor out the equation and set it to zero. Then, students solve each factor and check...
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Assessment
Mt. San Antonio Collage

Quiz 1: Types of Functions

For Students 9th - 12th Standards
Sometimes the best things are already done for you! Here is a six-problem quiz that has a variety of problems ranging from solving quadratic equations to interpreting a function. The piece-de-resistance is the worked out answer key in...
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Worksheet
Curated OER

Solving Quadratic Trigonometric Equations

For Students 10th - 12th
In this trigonometry worksheet, students solve quadratic trigonometric equations. The seven page worksheet contains explanation, examples, and sixteen multi-part questions. Answers are not included.
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Worksheet
Curated OER

Two Methods Of Solving Quadratic Equations

For Students 9th - 11th
In this quadratic equation worksheet, students solve quadratic equations by factoring or by completing the square. Explanations and examples are provided prior to the exercise. This two-page worksheet contains 14 problems.
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Lesson Plan
EngageNY

Graphing Quadratic Functions from Factored Form

For Students 9th - 10th Standards
How do you graph a quadratic function efficiently? Explore graphing quadratic functions by writing in intercept form with a lesson that makes a strong connection to the symmetry of the graph and its key features before individuals write...
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Instructional Video14:39
2
2
Flipped Math

Multi-Step Factoring

For Students 9th - 10th Standards
Bring all the factoring together. Pupils view a video presentation that shows how to combine all the factoring techniques from Unit 9 together to factor more complex polynomials. Learners practice with three items within the presentation...
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Worksheet
Curated OER

Regents Exam Questions: Quadratic Formula 2

For Students 9th - 12th
For this quadratic formula worksheet, students use the quadratic formula to determine the roots of quadratic equations.  This two-page worksheet contains 5 multi-step problems.  Answers are listed on the second page.
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Worksheet
Curated OER

Notes to Quadratic Equations

For Students 9th - 12th
In this quadratic equations worksheet, students read notes about graphing, factoring, square roots, completing the square, and the quadratic formula. Students read 2 1/2 pages of notes.
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Lesson Plan
Curated OER

Perfect Squares and Factoring

For Teachers 9th - 12th
A teacher guided lesson on perfect squares and factoring. They discuss perfect squares, observe the expansion steps for finding the product, and practice solving problems. They complete a worksheet on perfect squares and factoring.
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Assessment
1
1
Inside Mathematics

Quadratic (2009)

For Teachers 9th - 12th Standards
Functions require an input in order to get an output, which explains why the answer always has at least two parts. After only three multi-part questions, the teacher can analyze pupils' strengths and weaknesses when it comes to quadratic...
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Assessment
Concord Consortium

An Algebraic Oversight

For Students 9th - 12th Standards
Tackle a common misconception using a performance task. Dividing by a variable to eliminate a variable may seem like a good idea, but simplifying the variable eliminates solutions as well. Learners develop algebraic and graphical support...
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Lesson Plan
West Contra Costa Unified School District

Investigating the Discriminant

For Teachers 9th - 12th Standards
When is finding the discriminant enough? Using the quadratic formula helps find solutions to quadratic equations, but there are times when just using the discriminant is appropriate. Use this algebra II lesson to help classes see the...
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Instructional Video15:22
2
2
Flipped Math

Greatest Common Factor

For Students 9th - 10th Standards
Break it down to solve it. Learners watch a video on how to factor out the greatest common factor for algebraic expressions. They see how to use factoring and the zero product property to solve polynomial equation and practice their...
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Worksheet
Curated OER

Quadratic Equations-Factoring

For Students 4th - 6th
In this quadratic equation worksheet, learners factor to solve a set of 10 problems. Answers are included on page 2; a reference web site is given for additional activities.
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Worksheet
Math Guy

Algebra 1 Practice Test

For Students 8th - 11th Standards
The worksheet is great but the answer key is fantastic! This practice test focuses on quadratics and polynomials. Learners are expected to be able to simplify and factor expressions and solve equations. The best part is the answer key...