Worksheet
Curated OER

Understanding the Discriminant

For Students 11th
In this worksheet, 11th graders use the quadratic formula to find the discriminant. The discriminant tells how many and what kinds of solution a quadratic equation has. There are 22 question son this worksheet.
Lesson Plan
Curated OER

Functions and Inverses

For Teachers 9th - 12th Standards
Students solve problems identifying the functions and inverses. In this algebra lesson, students identify a one-to-one function, and perform the horizontal line test. They analyze data and graph their results on a graph.
Interactive
Curated OER

Word Problems

For Students 9th - 11th
In this algebra worksheet, students are guided to choose the best method to solve problems using graphing, factoring, completing the square, and quadratic formula. There are 4 problems with an answer key.
Interactive
Curated OER

Solving Equations

For Students 10th - 11th
In this algebra worksheet, students solve linear equations and quadratic equations by factoring, distribution and evaluating. There are 12 questions with an answer key.
Worksheet
Curated OER

Graphing Polynomial Functions

For Students 11th
In this algebra worksheet, 11th graders graph polynomial functions using quadratics and other exponential functions. They identify the vertex and other properties of a parabola. There are 8 problems with an answer key.
Worksheet
Curated OER

Clock Problem

For Students 10th - 11th
In this algebra activity, students observe and identify different parts of a clock using a quadratic function. Their goal is to find two errors in the clock by solving the equation for its roots.
Worksheet
Curated OER

Farmers' market, Chickens, Geese

For Students 8th - 10th
In this algebra worksheet, students rewrite a word problem using algebraic expressions to calculate the cost of the chicken and the goose. There is an answer key.
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...
Lesson Plan
Curated OER

Celsius to Fahrenheit

For Teachers 9th - 11th
Students convert degrees between two different units. In this algebra lesson, students graph linear equations and identify the line of best fit. They use their line of best fit to make predictions given a set of data.
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

Investigating Parabolas

For Students 9th
In this investigating parabolas instructional activity, 9th graders solve and graph 7 different problems that include graphing various equations that represent parabolas. First, they sketch their graphs to each problem. Then, students...
Worksheet
Curated OER

Graphs of Parabolas

For Students 10th
In this graphs of parabolas worksheet, 10th graders solve 10 different problems that include the graphs of various parabolas. First, they graph the parabola given the equation to determine which way the parabola opens. Then, students...
Lesson Plan
Curated OER

Maxima and Minima Problems

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

Polynomial Functions

For Students 11th
In this Algebra II worksheet, 11th graders classify polynomials by degree, write in standard form, and describe the behavior of the graph. The two page worksheet provides explanation and examples along with thirteen practice...
Lesson Plan
Curated OER

Iterating the Function and Complex Numbers

For Teachers 7th - 10th
Young scholars identify the end behavior of polynomial graphs. In this algebra instructional activity, students factor and solve quadratic and complex equations. They factor out negative roots and identify the real and imaginary parts of...
Lesson Plan
Curated OER

Sequences and Linear Equations

For Teachers 8th - 10th
Students identify the formula to find the nth term. In this algebra activity, students finish a pattern and identify missing parts in a sequence. They write an equation given a partial sequence.
Lesson Plan
Curated OER

Completing the Square #3

For Teachers 11th
In this Algebra II worksheet students solve quadratic equations by completing the square.  The one page worksheet contains ten problems.  Solutions are not provided. 
Lesson Plan
Virginia Department of Education

Road Trip

For Teachers 8th - 10th
Help plan a road trip with linear equations. Scholars consider two different rental car companies and write equations representing the cost for each company. They graph the system of equations to determine the conditions under which each...
Lesson Plan
Virginia Department of Education

Solve for the Unknown

For Teachers 8th - 10th Standards
How can shapes help solve literal equations? Scholars first learn to replace variables with shapes to aid in solving literal equations. A worksheet of practice problems helps hone the skill.
Lesson Plan
EngageNY

Proof of the Pythagorean Theorem

For Teachers 8th Standards
What does similarity have to do with the Pythagorean Theorem? The activity steps through the proof of the Pythagorean Theorem by using similar triangles. Next, the teacher leads a discussion of the proof and follows it by an animated...
Lesson Plan
Curated OER

Growing Circles

For Teachers 9th - 12th
Students identify the equation to represent a circle. In this algebra instructional activity, students review properties of conics and how they are related. they use a robot to create a visual of circles and their application to the...
Worksheet
Curated OER

Surface Area of a Leaf (Grades 7-9)

For Students 7th - 9th
In this math and science worksheet, students read about the process of photosynthesis and plant growth. They determine how a plant's ability to create food is dependent on the surface area of its leaves using geometric calculations. They...
Lesson Plan
Curated OER

Arithmetic Complex Numbers

For Teachers 10th - 11th
Young scholars convert quadratic functions from standard form to vertex form. In this algebra instructional activity, students solve polynomials using synthetic and long division. They derive and apply the remainder theorem and factor...
Worksheet
Curated OER

Polynomials Degree and Finite Differences

For Students 9th - 11th
In this algebra instructional activity, students identify polynomials and state the degree and rewrite it in standard form. There are 32 questions ranging from polynomials to graphing a quadratic.