Brian McLogan
Completing the square by factoring out a negative one
In this math tutorial I will show you how to sketch a quadratic function, find the axis of symmetry, determine the y-intercepts and find the zeros or x-intercepts. To find the x-intercepts we use such methods as setting the equation...
Brian McLogan
What is a quadratic function
👉 Learn the essentials for graphing a quadratic equation. A quadratic equation is an equation of the form y = ax^2 + bx + c, where a, b and c are constants. The graph of a quadratic equation is in the shape of a parabola which can either...
Tarver Academy
Graphs of Quadratic Functions - ENGAGE NY Algebra I Module 1 Lesson 2
In This Episode, Tyler Teaches Us About Graphs of Quadratic Functions - ENGAGE NY Algebra I Module 1 Lesson 2
Curated Video
Maximizing Revenue: Graphing Quadratic Functions in a Movie Theater
In this lesson, students will learn how to create and graph relationships using quadratic functions. By exploring the example of owning a movie theater and determining the best ticket price, students will understand how changes in price...
Curated Video
Exploring Vertical Translations of Quadratic Equations
In this lesson, students will learn about vertical translations in quadratic equations. They will explore different representations of quadratic functions and understand how changes in the equation affect the graph. By examining the...
Curated Video
Finding Extreme Values and Symmetry using Vertex Form of Quadratic Functions
In this video, the teacher explains how to convert quadratic equations from standard form to vertex form in order to solve problems when the coefficient "a" is greater than one. They also discuss finding extreme values and lines of...
Curated OER
Linear, Quadratic, and Exponential Models
Viewers play a game with Sal, in which he presents three different data sets that come from either linear, quadratic, or exponential functions. In solving this puzzle, Sal manages to not only provide a strong definition of each function,...
Khan Academy
SAT Prep: Test 4 Section 2 Part 2
Sal clarifies that doing a math problem the correct way isn't really the correct way to do it on the SAT. If students find this statement confusing, they will understand Sal's point after watching him work quickly and efficiently through...
Khan Academy
SAT Prep: Test 2 Section 9 Part 3
Carefully reading word problems is a skill that many students neglect due to time constraints or test anxiety, and Sal models how to do so in this video. Both algebra and geometry are featured in problems 10-12 of the practice SAT.
Flipped Math
Transformations of Functions, Pt. 1
It is transformational! With the beginning lesson on transformations, pupils learn about vertical and horizontal translations. Scholars see how to graph important points to show the translations and then to write the transformed graph in...
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...
Flipped Math
Intro to Quadratics
Quadratics need no introduction, but here is one anyway. Learners watch a video that introduces them to quadratics. The pupils learn what a quadratic is, its key features, and how to sketch a graph of the parabola it defines. Then, they...
Flipped Math
Graphing Functions to Solve Equations
Intersections become solutions. Scholars watch a video on using a graphing calculator to find the solution to an equation in one variable. While watching the presentation, pupils practice working some of the examples and compare their...
Mathispower4u
Graphing Piecewise Defined Functions
Only choose the pieces needed. Pupils learn a way to graph piecewise functions by graphing the entire function and then only keeping the section of the graph that belongs to the piecewise function. The Mathispower4u video shows...
Mathispower4u
The Difference Quotient (Quadratic Function) Example 3
Take an example out of more advanced math. Pupils observe how basic algebraic concepts help solve expressions from higher level math courses. The video from a Mathispower4u Algebra 1 series shows the evaluation and simplification of the...
Mathispower4u
The Difference Quotient (Quadratic Function) Example 2
Use a calculus concept to build algebra skills. A helpful Mathispower4u Algebra 1 video uses the difference quotient, a typical expression from calculus, to show different algebraic techniques. Pupils observe applications of function...
Mathispower4u
Graphing Functions by Plotting Points - Quadratic
Watch as your knowledge of quadratic functions grows parabolically. An educational video shows scholars how to graph quadratic functions. The method shown here is to create a table of values and graph the function by hand.
Mathispower4u
Evaluating Functions Using Function Notation
Evaluate your ability to evaluate functions. Watching an instructional video helps scholars review how to evaluate functions. The video includes examples involving linear functions, quadratic functions, and constant functions.
Mathispower4u
Function Notation
What function does function notation have? Scholars learn how to evaluate functions and understand how to interpret function notation by watching an informative video. They also see how to write solutions in ordered pairs.
Corbett Maths
Quadratic Graphs: Completing the Square
What does a square have to do with a quadratic function? Young scholars learn that completing an algebraic square is helpful when graphing the quadratic functions. The video instructor demonstrates rewriting quadratic functions in vertex...
Corbett Maths
Sketching Quadratics
Sketch the graph of quadratic functions using key features as a guide. After a brief discussion about the key features of a parabola, the video instructor completes several examples showing how to graph a quadratic function. Each...
Corbett Maths
Solving Quadratics Graphically
One of the many methods of solving quadratic equations is graphing. A video lesson first demonstrates graphing a quadratic function using an input-output table. After graphing the parabola, the instructor makes the connection between the...
Corbett Maths
Drawing Quadratics
Map the input to the output and see what pupils create. The video lesson provides an introduction to graphing quadratic functions using an input-output table. The instructor shows each step of the calculations when evaluating the function.
FuseSchool
Quadratic Graph—Roots and Y-Intercept
Build a connection between the equation and graph of a quadratic function. A thorough video lesson demonstrates how to use find the roots and y-intercept of a quadratic function and create a graph from the three points. The instructor...