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Brian McLogan
What are perfect squares and how do we use them
๐Learn how to solve quadratic functions. Quadratic equations are equations whose highest power in the variable(s) is 2. They are of the form y = ax^2 + bx + c. There are various techniques which can be applied in solving quadratic...
Brian McLogan
Finding the axis of symmetry for a parabola and graph
๐ Learn the basics to understanding graphing quadratics. A quadratic equation is an equation whose highest exponent in the variable(s) is 2. To graph a quadratic equation, we make use of a table of values and the fact that the graph of a...
Curated Video
Identifying Maximums and Minimums with Vertex Form
In this lesson, students will learn about the different forms of quadratic functions and how they can provide valuable information about the function. They will explore the vertex form of a quadratic function and understand how it can...
Curated Video
Factoring Quadratic Functions to Reveal Zeros
In this video, the teacher explains how to factor a quadratic function to reveal its zeros. They demonstrate the process step by step and provide examples to illustrate the concept.
Why U
Algebra 73 - Factoring Quadratics by inspection - part 1
Factoring a quadratic expression into a pair of linear expressions is one of the primary methods used to solve quadratic equations. In the previous lectures we examined "special product" quadratic expressions whose factors can be easily...
Why U
Algebra 72 - Solving Perfect Square Quadratic Equations
Factoring a quadratic expression into a pair of linear expressions is one of the primary methods used to solve quadratic equations. In the previous lecture we examined one form of "special product" quadratic expression whose factors can...
Why U
Algebra 71 - Solving Difference of Squares Quadratic Equations
Factoring a quadratic expression into a pair of linear expressions is one of the primary methods used to solve quadratic equations. The trick is to find a pair of linear expressions which when multiplied together, produce the quadratic...
Curated Video
Writing Quadratic Equations in Vertex Form
In this video, students learn how to find the maximum height of a baseball hit into the air by writing its quadratic function equation in vertex form. By completing the square, they can easily identify the vertex of the parabolic...
Curated Video
Analyzing Quadratic Relationships: Modeling Vertical Motion
Learn how to determine the maximum height and time of an object thrown into the air using a quadratic function. Examine a real-life scenario of a baseball being hit and model the relationship between the height of the ball and the time....
Curated Video
Factoring Quadratic Functions to Reveal Zeros
In this video, the teacher explains how to factor a quadratic function to reveal its zeros. By rewriting the function in factored form, the zeros become more visible. The teacher provides examples and tips on finding the correct factor...
Curated Video
Finding the Axis of Symmetry and Vertex of a Quadratic Function
In this video, you will learn how to find the axis of symmetry and vertex of a quadratic function by solving part of the quadratic formula. The axis of symmetry is a vertical line that divides the graph into two symmetrical parts, while...
Curated Video
Exploring Quadratic Functions: Zeroes, Extremes, and Symmetry
In this video, the teacher explains how to use different forms of quadratic functions to solve problems. They review the three equal forms of quadratic functions: standard form, vertex form, and factored form. The teacher demonstrates...
Curated Video
Finding Zeros of Quadratic Functions by Factoring
In this video, the teacher explains how to find the zeros of a quadratic function by factoring out the greatest common factor. They provide examples and step-by-step instructions on factoring and solving for the zeros. The video also...
Curated Video
Finding Zeros of Quadratic Functions with Common Monomial Factors
In this video, the teacher explains how to identify the zeros of a quadratic function that has a common monomial factor in each term. They demonstrate how to factor out the common monomial factor and set the factored form equal to zero...
Why U
Algebra 64 - Quadratic Functions and Polynomials
In this lecture, quadratic functions are introduced. We show that a quadratic may be a monomial, binomial, or trinomial, and that the graph of a quadratic function in a single variable is always a parabola. Quadratic functions are one...
Curated Video
Factoring Perfect Square Trinomials to Find Zeros of Quadratic Functions
In this video, we learn how to find the zeros of a quadratic function by factoring a perfect square trinomial. By expressing the quadratic function in a different form, we can make the zeros more visible. The middle signs in the...
Why U
Algebra 70 - The Zero Product Property
The "zeros" or "roots" of a quadratic function of a real variable x, correspond to the function's x-intercepts. It is not always easy to find the zeros of a quadratic function. However, quadratic functions can be factored into the...
Curated Video
Writing and Graphing Quadratic Equations from Tables
In this video, we learn how to write and graph a quadratic function by examining a table that represents a quadratic relationship. The video explains the standard form and vertex form of a quadratic function, and demonstrates how to...
Why U
Algebra 69 - Quadratic Equations
The graph of a quadratic function in a single variable is a parabola. Setting that function equal to zero creates a quadratic equation, and the solutions to that equation are the "zeros" or "roots" of the function. In quadratic...
Curated Video
Finding Zeros of Quadratic Functions with Leading Coefficient Greater Than One
This video lesson teaches students how to identify the zeros of a quadratic function in standard form when the leading coefficient is greater than one. It explains the concept of factoring and setting the factored form equal to zero to...
Curated OER
What is the Vertex of a Quadratic Function?
The vertex of an upward facing parabola is the lowest point on the parabola and is called the minimum. The vertex on a downward facing parabola is the highest point on the parabola and is called the maximum. These are the two...
Curated OER
What is a Quadratic Function?
This is an introductory video on how to identify a quadratic function. This video explains what a quadratic function is and what the graph of a quadratic function looks like. The instructor goes through four examples of quadratic...
Curated OER
How Do You Graph the Parent Quadratic Function y=x2?
Watch this video to learn about the parent quadratic function. The instructor walks learners through this step-by-step process.
Curated OER
What is the Axis of Symmetry of a Quadratic Function?
The graph of a quadratic equation is a parabola. Parabolas are symmetrical. The line that passes through the vertex is called the axis of symmetry. And if the parabolas were folded along this line, the two sides would be symmetrical....