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Lesson Plan
Curated OER

Quadratic Equations and Binomial Square Theorem

For Teachers 9th - 11th
Learners factor quadratic equations. In this algebra lesson, students apply the binomial square theorem to solve quadratics. They complete the square and use the complex number system to solve for the roots.
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Lesson Plan
Curated OER

Quadratic Rules and Graphs

For Teachers 9th - 11th
Students identify the properties of quadratic equations. In this algebra lesson, students find the vertex and intercepts of a parabola. They factor quadratics and identify the zeros of the equations.
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Lesson Plan
Curated OER

Quadratic Equations and Functions

For Teachers 9th - 11th
Students factor and solve quadratic equations. In this algebra lesson, students identify the domain and range of the quadratic function. They graph the parabola and identify the vertex.
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Lesson Plan
Curated OER

Representing Quadratics

For Teachers 8th - 11th
Students represent quadratic equations using different methods. In this algebra lesson, students solve quadratics using substitution, elimination and graphing. They relate quadratics to the real world.
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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,...
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Worksheet
Curated OER

Polynomials and Linear Factors

For Students 10th - 11th Standards
This algebra instructional activity reviews writing polynomials in standard form from factored form, looks at the graphs of polynomials of degree higher than two, and identifies the zeros of polynomials using the Factor Theorem and...
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Lesson Plan
1
1
EngageNY

The Special Role of Zero in Factoring

For Students 10th - 12th Standards
Use everything you know about quadratic equations to solve polynomial equations! Learners apply the Zero Product Property to factor and solve polynomial equations. They make a direct connection to methods they have used with quadratic...
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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 from...
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Lesson Plan
Curated OER

Writing in the Math Classroom

For Teachers 9th - 12th
Learners determine the vertex, y-intercept and direction of a parabola and write an explanation of how to graph a parabola. They collect and graph data using a calculator.
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Worksheet
Curated OER

Algebraic Solution of a Quadratic, Linear System

For Students 8th - 10th
In this algebra instructional activity, students solve systems of equations using linear and quadratics. They graph their solutions on a coordinate plane. There are 5 questions with an answer key.
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Lesson Plan
Curated OER

Finding the Vertex of a Quadratic Function

For Teachers 9th - 10th
Students solve quadratic equations and identify the vertex. In this algebra lesson plan, students factor quadratic equations and identify the different properties of a parabola. They graph the functions using the vertex and intercepts.
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Lesson Plan
Curated OER

Introduction to Solving Quadratic Equations by Factoring

For Teachers 7th - 10th
Students solve quadratic equations. In this algebra lesson, students factor and graph linear and quadratic functions. They identify the standard and linear form of each equation.
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Lesson Plan
Curated OER

System of Two Quadratic Inequalities

For Teachers 10th - Higher Ed
Learners graph a quadratic inequality and describe its solution set. They solve a system of quadratic equalities graphically and symbolically and as related to a real-world context.
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Lesson Plan
Curated OER

Parabolas

For Teachers 11th - 12th
Students find equations of parabolas in real world scenarios.  In this finding equations of parabolas in real world scenarios lesson, students find the equations of parabolas of US landmarks.  Students put a grid on landmarks such as the...
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Lesson Plan
Curated OER

The Quadratic Formula

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

Quadratic Relations and Functions

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

Quadratic Relation and Parabola

For Teachers 9th - 11th
Students identify the vertex and intercepts of a parabola. For this algebra lesson, students graph parabolas and factor quadratic equations. They perform transformation on the parabolas.
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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.
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Lesson Plan
Curated OER

Quadratics Introduction

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

Quadratic equations

For Students 11th
In this Algebra II worksheet, 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. 
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Assessment
Inside Mathematics

Functions

For Teachers 9th - 12th Standards
A function is like a machine that has an input and an output. Challenge scholars to look at the eight given points and determine the two functions that would fit four of the points each — one is linear and the other non-linear. The...
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Worksheet
Kuta Software

Imaginary Numbers

For Students 9th - 12th Standards
Here is a worksheet 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 complex...
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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...
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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...