Lesson Plan
Kenan Fellows

Half-Life

For Teachers 9th - 12th Standards
Scholars shake their way to understanding half-life with the help of candy. They observe and record which side candy lands on to graph the exponential decay in the fifth activity of seven integrating chemistry and algebra. Combining...
Worksheet
Curated OER

Solving Quadratic Equations by Graphing

For Students 9th - 11th
In this quadratic equation learning exercise, students solve quadratic equations by graphing. They identify the exact roots or state consecutive integers between which the roots lie. This one-page learning exercise contains seven...
Lesson Plan
Curated OER

Writing in the Math Classroom

For Teachers 9th - 12th
Young scholars 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.
Worksheet
Curated OER

Algebraic Solution of a Quadratic, Linear System

For Students 8th - 10th
In this algebra worksheet, 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.
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.
Worksheet
Curated OER

United States Population: Using Quadratic Models

For Students 6th - 12th
In this United States population worksheet, learners solve word problems about the United States population by using the quadratic formula. Students complete 6 problems.
Lesson Plan
Curated OER

Minimum and Maximum of a Graph

For Teachers 9th - 11th
Students find the solutions of polynomials through graphing. In this algebra lesson, students identify the maximum and minimum of each polynomial function. They ind the vertex, domain and range of a parabola.
Lesson Plan
Curated OER

Iterating the Function over Real Numbers

For Teachers 8th - 10th
Students use a spreadsheet to find sequences of numbers. For this algebra lesson, students find the values for c of a quadratic written in standard form. They relate the behavior of the graph to the values of the equation.
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

Connecting Factors and Zeros

For Teachers 9th - 12th Standards
In this Algebra II lesson, students explore the connection between the factored form of a quadratics and the zero of a function. Students use a graphing calculator to verify factoring numerically and graphically.
Worksheet
Curated OER

Graphs

For Students 9th - 11th
In this algebra worksheet, learners solve linear equations through graphing and quadratic equations through factoring. There are 4 questions dealing with systems of equations.
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, students find the roots or zeros of quadratic equations using the quadratic formula.  Students give examples of functions with 2 real,...
Lesson Plan
Texas Instruments

Math TODAY for TI-Navigator System - Is Leisure Time Really Shrinking?

For Teachers 9th - 12th Standards
High schoolers organize data from the USA TODAY Snapshot, "Is leisure time really shrinking?" into two scatter plots and determine the quadratic model for each scatter plot. They determine if these graphs intersect and learn the concept...
Lesson Plan
Curated OER

Math TODAY for TI-Navigator System - Humidity Makes Air Feel Even Hotter ? Part II

For Teachers 8th - 12th Standards
Learners explore quadratic and cubic functions that will model the relationship between air temperature and heat index at fixed relative humidity values. They also make generalizations and apply the findings using their TI-83 Plus or...
Worksheet
Curated OER

Curve Sketching Review Worksheet

For Students 11th - 12th
In this curve sketching worksheet, students solve 13 short answer and graphing questions. Students find maximums, minimums, critical points, turning points, increasing/decreasing intervals, etc.
Worksheet
Curated OER

Academic Algebra II - 1st Semester Exam

For Students 9th - 12th
In this solving quadratic equations worksheet, high schoolers solve 60 multiple choice and short answer problems. Students complete the square, factor, multiply, and solve quadratic equations.
Worksheet
Curated OER

Graphical Analysis of a Graphical Analysis of a Function

For Students 9th - 11th
In this Algebra I/Algebra II worksheet, students analyze the graphs of two functions by determining the functional value from the graph and given the functional value, determine the x value.  The one page worksheet contains nine...
Lesson Plan
Curated OER

Application of Parabolas

For Teachers 7th - 9th
Students graph quadratic equations. In this algebra lesson, students relate the parabola to real life applications. They identify the maximum and minimum of the parabola.
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
Shodor Education Foundation

InteGreat

For Teachers 9th - Higher Ed Standards
Hands-on investigation of Riemann sums becomes possible without intensive arithmetic gymnastics with this interactive lesson plan. Learners manipulate online graphing tools to develop and test theories about right, left, and...
Lesson Plan
EngageNY

Modeling with Polynomials—An Introduction (part 2)

For Students 10th - 12th Standards
Linear, quadratic, and now cubic functions can model real-life patterns. High schoolers create cubic regression equations to model different scenarios. They then use the regression equations to make predictions.
Lesson Plan
Curated OER

Using Factoring to Solve Equations

For Teachers 11th
Eleventh graders use factoring to solve 44 different problems involving area, intercepts, quadratic equations, and functions.
Lesson Plan
Curated OER

System of Two Quadratic Inequalities

For Teachers 10th - 12th
Students set up and solve a system of quadratic inequalities related to real-world situations.
Lesson Plan
Curated OER

Effects of Parameter Changes

For Teachers 8th - 10th
Students define properties of a quadratic equation. In this algebra lesson, students graph and factor quadratic functions. They write equations for polynomials, given a graph.