Texas Instruments
Texas Instruments: Writing Equations of Parabolas in Vertex Form
Students use their knowledge of the vertex form of a quadratic equation to graph parabolas, given a specific move to make.
Other
Algebra Class: Solving and Graphing a Quadratic Equation
Math teacher provides a unit on quadratic equations in which she explains the concepts of solving and graphing quadratic equations through numerous examples and graphs. Hyperlinks are available to each step that ultimately leads to...
Government of Alberta
Learn Alberta: Math Interactives: Exploring Parabolas and Polynomial Equations
This multimedia Learn Alberta math resource looks at how parabolas and polynomial equations are used to study an object's flight path. The accompanying interactive component lets students explore and make comparisons of the flight paths...
National Council of Teachers of Mathematics
The Math Forum: Exploring Parabolas
A lesson plan using the computers to help students understand the various forms of equations of parabola. The site requires students to use the computer and offers a possible assessment of the instructional activity.
University of St. Andrews (UK)
University of St. Andrews: Parabola
This is a brief lesson on the parabola. The lesson also has links to related topics.
Cool Math
Coolmath: Graphing Parabolas Part 2
Find out how to graph parabolas in this second tutorial.
Texas Instruments
Texas Instruments: Curve Fitting for a Parabola
This is a TI-Navigator Activity Center file that is used as a class warm up or for checking understanding. Students are to contribute an equation of a parabola that will pass through the most number of sunflowers.
CK-12 Foundation
Ck 12: Algebra: Identification of Quadratic Models
[Free Registration/Login may be required to access all resource tools.] Understanding the equations of parabolas
Texas Instruments
Texas Instruments: Exploring the Parabola and Its Equation Part 1 and @
Starting with y=x^2 going all the way to (in part 2)y=ax^2+bx+c, how do changes in the quadratic equation/function change the appearance of the parabola.
Texas Instruments
Texas Instruments: Quadratic Equations With the Cbl 2
Students will generate parabolas using the motion sensor. They will then determine the vertex form of the equation and compare it to the regression equation from the calculator.
Texas Instruments
Texas Instruments: Investigating the Parabola in Vertex Form (Y = Ax2
In this activity, students investigate the standard form of the quadratic function, y = ax^2 + bx + c. They investigate the changes on the graph of a quadratic equation that result from changes in A, B, and C. They also locate the vertex...
National Council of Teachers of Mathematics
The Math Forum: Ask Dr. Math: Applying the Definition of a Parabola
Dr. Math responds to a student question about parabolas. The student asks a series of questions about a parabola, including how to derive the formula of a parabola from the definition, a parabola is the set of all point equal distance...
Texas Instruments
Texas Instruments: Numb3 Rs: Fresh Air and Parabolas
Based off of the hit television show NUMB3RS, this lesson examines a plane crash, and gets students to try to find the location of various pieces of wreckage. This is done using parametric equations which form a parabolic trajectory....
Varsity Tutors
Varsity Tutors: Hotmath: Graphing Calculator Practice Problems: Quadratic Equations
Practice using your graphing calculator for solving and graphing quadratic equations. If you get stumped or if you would like to check your work, then select the View Solution button, which is located directly under each problem.
National Council of Teachers of Mathematics
The Math Forum: Parabolas
A brief overview on calculating various measures of segments, like focus to vertex and vertex to directix, is given. Additionally, equations of parabolas in general, standard, and vertex forms are listed.
Oswego City School District
Regents Exam Prep Center: Parabolas
Students will learn about parabolas and how to graph them. Use the given lesson plan and examples to help support instruction and solve the practice problems.
Khan Academy
Khan Academy: Equation of a Parabola From Focus and Directrix
Given the focus and the directrix of a parabola, find its equation. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Discovery Education
Discovery Education: Web Math: Graphing Parabolas
WebMath offers a java applet that allows you to input the equation of a parabola, in one of many forms, and gives you a graph of the parabola along with an explanation of how the graph was drawn.
Cool Math
Coolmath: Graphing Parabolas Part 4
Find out how the equations shift the shape of the parabola.
Texas Instruments
Texas Instruments: Cutting Corners
Students' will continue to develop the idea of quadratic equations and parabolas.
National Council of Teachers of Mathematics
The Math Forum: Ask Dr. Math: Equation of a Parabola
Dr. Math, in a reply to a student question, shows how a parabola is just a quadratic equation.
National Council of Teachers of Mathematics
The Math Forum: Ask Dr. Math: Parabola Equation
Dr. Math, in a reply to a student's question, describes how to obtain the equation of a parabola.
National Council of Teachers of Mathematics
The Math Forum: Ask Dr. Math: Rotating Parabolas
Dr. Math, in a reply to a student question, shows how to derive the equation of a parabola for situations when the line of symmetry is not || to one of the axes.