PBS
Career Connections | Pipefitting and Plumbing
Getting water to the drinking fountain and getting waste out of a building are just two jobs for pipefitters and plumbers. A short video details the education and training involved in this rewarding, hands-on career.
Flipped Math
Quadratics in Standard Form
Get ready to set the standard! Pupils watch a video on how to graph a parabola from a quadratic in standard form without converting the form. Scholars learn how to find the axis of symmetry from the equation and from there the vertex....
Flipped Math
Quadratics in Vertex Form
It looks different, but yet the same. Scholars view a video that introduces them to the vertex form for a quadratic equation. Pupils realize that though the equation looks different, its graph is still a parabola, and the key features...
FuseSchool
Completing the Square—Plotting Quadratics
Where is the turning point? The presentation demonstrates how the process of completing the square finds several points in the graph of a quadratic. One of the most important points found is the vertex of the graph. The video shows where...
Calculus Expert
Completing the Square of a Quadratic Function
Don't be a square — learn to complete one! The instructor uses the general vertex form of the quadratic function to solve for the constants a, h, and k. Then, pupils can write the function in vertex form. The lesson follows a video on...
Khan Academy
Khan Academy: Algebra: Completing the Square for Quadratic Equations
Demonstrates how to complete the square for the general form of a quadratic equation, ax^2 + bx + c = 0, which results in the quadratic formula. [9:31]
Khan Academy
Khan Academy: Graphing a Quadratic Function
Demonstrates how to graph a quadratic function by creating a table of values. This video also appears in the Algebra: Functions strand. [6:03]
Khan Academy
Khan Academy: Algebra: Applying Quadratic Functions 3
Video solving an optimization application problem by finding a quadratic equation to represent the profit for a given product based on its selling price. Problem is solved by finding the selling price that gives a maximum value for the...
Khan Academy
Khan Academy: Algebra: Quadratic Functions 3
Video graphing a parabola by plotting the roots, vertex and axis of symmetry. Roots of the quadratic function are found by factoring. Vertex of the parabola is found by three different methods: taking the midpoint of the roots, finding...
Khan Academy
Khan Academy: Algebra: Applying Quadratic Functions 1
Video solving an application problem that uses a quadratic function to represent a cable that connects two towers. Problem is solved by finding the vertex of the parabola and applying that information. [4:39]
Khan Academy
Khan Academy: Algebra: Quadratic Functions 1
Video graphing a quadratic function by evaluating it for seven different values and plotting the resulting points. [4:04]
Khan Academy
Khan Academy: Algebra: Quadratic Functions 2
Video defining the vertex and axis of symmetry for a parabola. Vertex is found for a specific function by completing the square to change the equation from standard form to vertex form and then reasoning through the equation. Axis of...
Khan Academy
Khan Academy: Algebra: Solving Quadratic Equations by Completing the Square
Explains how to solve two different quadratic equations using the completing the square method. [14:06]
Khan Academy
Khan Academy: Algebra: Domain and Range of a Function Given a Formula
Video determining the domain and range of a quadratic function given as an equation written in function notation. Graph of the function is created by finding specific points to help find the range. [8:07]
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: Graphing Quadratics: Applying Quadratic Functions 3
Video solving an optimization application problem by finding a quadratic equation to represent the profit for a given product based on its selling price.
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.
Khan Academy
Khan Academy: Graphing Quadratics: Applying Quadratic Functions 1
Video solving an application problem that uses a quadratic function to represent a cable that connects two towers.
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: 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]
Khan Academy
Khan Academy: Comparing Maximum Points of Quadratic Functions
Find out which quadratic function has the lowest maximum value. [3:58]
Khan Academy
Khan Academy: Critical Points and Graphing With Calculus
A video that demonstrate how to find the maximum, minimum and the critical points of a curve.
Khan Academy
Khan Academy: Testing Critical Points for Local Extrema
Finding the local maximum and minimum of a curve.