Curated OER
How Do You Find the Vertex of a Quadratic Function?
Trying to find the vertex of a quadratic equation? Remember that the vertex is the minimum or maximum point of the quadratic equation and can be identified on a graph of the equation. First use the axis of symmetry formula to find the...
Curated OER
What is a Parabola?
What do you get when you graph a quadratic function? Not a line, that's the graph of a linear equation. The graph of a quadratic function is a curved line, either opening upward like a smile, or opening downward like a frown. The...
Curated OER
How Do You Graph a Quadratic Function?
What things need to be done to graph a quadratic function? Well, first, find the axis of symmetry, then find the vertex of the parabola, then create a table and plug in some x-values to get the resulting y-values. Now write the values as...
Curated OER
How Do You Solve a Quadratic Equation with Two Solutions by Graphing?
There are many ways to solve a quadratic equation. Let's check out how to solve a quadratic equation by graphing. But first, let's find the axis of symmetry and the vertex before making a table of values. Write the values as ordered...
Curated OER
Physics - Spherical and Parabolic Mirrors
Intended for learners with a solid understanding of algebra, physics, and scientific language, this clip describes the differences and functions of spherical and parabolic mirrors. This clip is not so much about telescopes but about...
Massachusetts Institute of Technology
Mit: Blossoms: The Quadratic Equation: It's Hip to Be Squared
An interactive video lesson where students learn to manipulate quadratic equations.
Sophia Learning
Sophia: Finding the Axis of Symmetry of a Parabola: Lesson 4
This lesson shows how to determine the equation for the axis of symmetry of a parabola on a graph. It is 4 of 8 in the series titled "Finding the Axis of Symmetry of a Parabola."
Khan Academy
Khan Academy: Algebra: Conic Sections: Introduction to Conic Sections
A video lesson introducing conic sections. Includes a sketch of each of the four fundamental conic sections in two dimensions. Also explains why they are called conic sections by illustrating how each is the intersection of a cone and a...
Khan Academy
Khan Academy: Algebra Ii: Equation for Parabola From Focus and Directrix
The equation of a parabola is derived from the focus and directrix, and then the general formula is used to solve an example. [9:47]
Other
2 D Curves: Conic Section, Parabola
This section on parabolas offers a comprehensive definition of the conic section, including graphs. Excellent information provided.
Sophia Learning
Sophia: Solve Quadratic Equations by Graphing on a Calculator: Lesson 1
This lesson will demonstrate how to graph a quadratic equation and locate the roots on a graphing calculator. It is 1 of 4 in the series titled "Solve Quadratic Equations by Graphing on a Calculator."
Sophia Learning
Sophia: Width in Parabolas: Lesson 4
In this lesson the width of the graph of parabola and its relationship to the equation of the parabola are discussed. It is 4 of 5 in the series titled "Width in Parabolas."
Khan Academy
Khan Academy: Quadratic Equations: Graphing a Parabola With a Table of Values
Demonstrates how to graph a quadratic function by creating a table of values. [7:03]
Khan Academy
Khan Academy: Solving and Graphing Quadratics: Roots and Vertex of a Parabola
Video graphing a parabola by plotting the roots, vertex and axis of symmetry.
Virtual Nerd
Virtual Nerd: What Is the Vertex of a Quadratic Function?
In a quadratic equation, the maximum or minimum point is called the vertex. Learn more about the vertex of a quadratic equation by watching this tutorial. [2:24]
Virtual Nerd
Virtual Nerd: What Is a Parabola?
If you graph a quadratic function, you get something called a parabola. View this tutorial to learn about parabolas. [4:14]
Virtual Nerd
Virtual Nerd: What Is a Quadratic Function?
This tutorial is an introduction to quadratic functions and their graphs, while also providing examples of quadratic functions. [6:20]
Virtual Nerd
Virtual Nerd: What Is the Axis of Symmetry of a Quadratic Function?
The vertical line through the vertex on the graph of a quadratic function is known as the axis of symmetry. Watch this tutorial to learn about it. [2:13]
Virtual Nerd
Virtual Nerd: Algebra 2: What Is the Minimum of a Quadratic Function?
This tutorial takes a look at the minimum of a quadratic function which is the lowest point on the graph of a U-shaped function. [1:59]
Virtual Nerd
Virtual Nerd: Algebra 2: What Is the Maximum of a Quadratic Function?
This tutorial takes a look at the maximum of a quadratic function which is the highest point on an upside-down U-shaped graph. [1:47]
Virtual Nerd
Virtual Nerd: How Do You Find the Axis of Symmetry for a Quadratic Function?
The axis of symmetry is the vertical line that goes through the vertex of a quadratic equation. Take a look at this tutorial to see how to find the axis of symmetry for a given quadratic equation. [1:54]
Sophia Learning
Sophia: Graphing a Quadratic Equation (Parabola Anatomy)
This video lesson demonstrates how to graph a quadratic equation and provides definitions for key vocabulary related parabolas.
Sophia Learning
Sophia: Graphing a Quadratic Function When B=0
Students learn how to graph a quadratic function in this video lesson. The tutorial consists of a detailed example that explores the mathematics concept.
Sophia Learning
Sophia: Locating the Maximum and Minimum of a Parabola
Locate the maximum and minimum point on a quadratic function (parabola) and then take a quiz to assess learning.