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Lesson Plan
Curated OER

Ellipses (Part 1)

For Teachers 10th - 12th
Students work with Ellipses in Algebra II. In this algebra lesson, students solve an equation with a radical expression. They graph ellipses and write an equation for them.
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Lesson Plan
Curated OER

Extraneous Solutions

For Teachers 9th - 12th Standards
High schoolers find the roots of quadratic equations. In this algebra lesson, students solve radical equations and identify the positive and negative roots. They graph and analyze their functions.
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Lesson Plan
Curated OER

Don't Let Parabolas Throw You

For Teachers 9th - 11th
Learners identify relation, function, patterns and range. In this algebra instructional activity, students factor and graph quadratic equations. They use transformation to move the parabola around and make predictions.
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Worksheet
Curated OER

Algebra II Review: Exponential Functions and Logarithms

For Students 9th - 11th
In this Algebra II review:  exponential functions and logarithms instructional activity, students solve 19 problems, including making graphs, simplifying and evaluating.
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Worksheet
Curated OER

Complete the square

For Students 8th - 12th
In this complete the square activity, students complete the square for equations with variables. Students complete the square for 10 problems.
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Assessment
1
1
Balanced Assessment

Para-Ball-A

For Students 11th - 12th Standards
Analyze the flight of a thrown ball. Learners determine the maximum height of a thrown ball and the time it takes to hit the ground given its initial speed. They continue to review different scenarios with different maximums or different...
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Lesson Plan
1
1
EngageNY

Overcoming a Third Obstacle to Factoring— What If There Are No Real Number Solutions?

For Students 10th - 12th Standards
Time for pupils to use their imagination! Learners examine the relationship between a system with no real solution and its graph. They then verify their discoveries with algebra. 
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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...
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Worksheet
Curated OER

Graphing Solution of a Quadratic and Linear System

For Students 8th - 10th
In this algebra worksheet, students identify the systems of equation as quadratics or linear. They graph their solutions. There are 4 questions with an answer key.
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Worksheet
Curated OER

Inequalities

For Students 9th
In this inequalities learning exercise, 9th graders solve and complete 18 different types of problems. First, they use systems of 2 equations/2 unknowns to solve each word problem shown. Then, students graph each and identify the vertex...
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Worksheet
Curated OER

Solving Equations By Factoring

For Students 9th - 12th
For this factoring worksheet, students solve equations by factoring. Explanations and examples are given prior to the exercise. This two-page interactive worksheet contains 12 problems with answers.
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Worksheet
Curated OER

Topic 6.5 - Sum and Product of Roots

For Students 8th - 10th
In this sum and product of roots worksheet, students solve each of the 9 equations on the page. They then find the sum and product of the roots to check their solution.
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Worksheet
Curated OER

Algebra 2 Test

For Students 10th - 11th
In this algebra worksheet, students solve problems involving functions, systems and conics. They simplify radicals and graph parabolas identifying the focus and ellipse. There are 20 questions.
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Worksheet
Curated OER

Parabolas

For Students 10th
In this parabolas worksheet, 10th graders solve 10 different problems that include determining various types of parabolas. First, they isolate the x squared term from the rest of the equation. Then, students determine whether the...
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Worksheet
Curated OER

Complex Roots Made Visible

For Students 11th
In this algebra worksheet, 11th graders solve quadratic functions using the quadratic formula. They identify the negative roots using complex roots. There is an answer key with this problem.
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Lesson Plan
Curated OER

Maxima and Minima Problems

For Teachers 11th - 12th
Students calculate the maxima and minima of quadratic equations. In this calculus activity, students apply the derivatives by finding the maxima and minima using real life application. They solve optimization using the derivative. 
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Lesson Plan
Curated OER

Coloring Interval Graphs

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

Sixty-Eight Solving Equations and Performing Operations With Complex Numbers

For Teachers 10th - 12th
In this complex numbers worksheet, pupils classify numbers, perform operations on complex numbers, and find complex solutions to equations, in sixty-eight problems.
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Lesson Plan
Curated OER

Marcy's Dots

For Teachers 9th - 12th
Students identify the pattern changes that could occur in a series using pictures with dots. They use the patterns on the worksheets to have a context to describe pattern in words. Students look to find the linear, quadratic, or...
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Assessment
1
1
CCSS Math Activities

Smarter Balanced Sample Items: High School Math – Claim 3

For Teachers 9th - 12th Standards
Communication is the key. A presentation provides 25 sample items for Claim 3, Communicating Reasoning, for the Smarter Balanced High School Math assessment. Items require pupils to answer the question and provide logical reasoning to...
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Interactive
CK-12 Foundation

Discriminant

For Students 9th - 12th Standards
Discriminate between the types of roots. The interactive root introduces the discriminant and its connection to the types and number of roots. Pupils use a slider to view graphically the effect of the sign of the discriminant on a...
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Lesson Plan
EngageNY

A Surprising Boost from Geometry

For Students 10th - 12th Standards
Working with imaginary numbers — this is where it gets complex! After exploring the graph of complex numbers, learners simplify them using addition, subtraction, and multiplication. 
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Lesson Plan
Virginia Department of Education

Curve of Best Fit

For Teachers 10th - 12th Standards
Which function models the data best? Pupils work through several activities to model data with a variety of functions. Individuals begin by reviewing the shapes of the functions and finding functions that will fit plotted data points. By...
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Lesson Plan
Curated OER

The Apple Orchard Problem

For Teachers 11th - 12th
Students explore various approaches to solving a problem of maximizing the total production of apples in an orchard. In this apple orchard lesson, students collect data in order to solve the apple orchard problem presented. Students plot...