Instructional Video7:08
Curated Video

Finding the Axis of Symmetry and Vertex of a Quadratic Function

K - 5th
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...
Instructional Video10:10
Curated Video

Exploring Quadratic Functions: Zeroes, Extremes, and Symmetry

K - 5th
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...
Instructional Video4:54
Curated Video

Finding Zeros of Quadratic Functions by Factoring

K - 5th
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...
Instructional Video5:30
Curated Video

Finding Zeros of Quadratic Functions with Common Monomial Factors

K - 5th
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...
Instructional Video6:46
Why U

Algebra 64 - Quadratic Functions and Polynomials

12th - Higher Ed
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...
Instructional Video5:05
Curated Video

Factoring Perfect Square Trinomials to Find Zeros of Quadratic Functions

K - 5th
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...
Instructional Video8:45
Why U

Algebra 70 - The Zero Product Property

12th - Higher Ed
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...
Instructional Video6:46
Curated Video

Writing and Graphing Quadratic Equations from Tables

K - 5th
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...
Instructional Video7:37
Why U

Algebra 69 - Quadratic Equations

12th - Higher Ed
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 functions...
Instructional Video5:22
Curated Video

Finding Zeros of Quadratic Functions with Leading Coefficient Greater Than One

K - 5th
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...
Instructional Video2:24
Curated OER

What is the Vertex of a Quadratic Function?

8th - 11th
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...
Instructional Video6:19
Curated OER

What is a Quadratic Function?

8th - 9th
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...
Instructional Video7:05
Curated OER

How Do You Graph the Parent Quadratic Function y=x2?

8th - 11th
Watch this video to learn about the parent quadratic function. The instructor walks learners through this step-by-step process.
Instructional Video2:13
Curated OER

What is the Axis of Symmetry of a Quadratic Function?

8th - 11th
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....
Instructional Video1:59
Curated OER

What is the Minimum of a Quadratic Function?

8th - 11th
What is the lowest point of a 'U' shaped parabola called? It's called the minimum of a quadratic function, also known as, the vertex.
Instructional Video1:47
Curated OER

What is the Maximum of a Quadratic Function?

8th - 11th
What is the highest point of an upside-down parabola called? It's called the maximum of a quadratic function, also known as, the vertex.
Instructional Video1:54
Curated OER

How Do You Find the Axis of Symmetry for a Quadratic Function?

8th - 11th
Short and simple. X equals negative b divided by two(a) is the formula used to find the axis of symmetry. If the quadratic equation is in standard form, identify the values for a, b, and c and plug the values into the formula. Do the...
Instructional Video1:39
Curated OER

How Do You Find the Zeros of a Quadratic Function on a Graph?

8th - 9th
Find the zeros on a given graph of a quadratic equation. What does this mean? It means to find the values at which the parabola crosses the x-axis. It seems pretty straightforward to be able to look at a graph and identify the points at...
Instructional Video6:55
Curated OER

What is a Quadratic Function?

6th - 12th
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 4 examples of quadratic functions...
Instructional Video2:36
Curated OER

What is the Minimum of a Quadratic Function?

6th - 12th
What is the lowest point of a 'U' shaped parabola called? It's called the minimum of a quadratic function, also known as, the vertex.
Instructional Video2:24
Curated OER

What is the Maximum of a Quadratic Function?

6th - 12th
What is the highest point of an upside down parabola called? It's called the maximum of a quadratic function, also known as, the vertex.
Instructional Video6:19
Curated OER

How Do You Make a Table for a Quadratic Function?

8th - 11th
Making a table for a quadratic function is not so complicated. Here are a few tricks to make it easier. One trick is to find the axis of symmetry and another is to find the vertex. These two values can be used to pick values to plug in...
Instructional Video5:10
Curated OER

How Do You Determine if the Vertex of a Quadratic Function Will be a Maximum or Minimum?

8th - 11th
The form of a quadratic function can help you determine if the vertex of a quadratic equation will be a minimum or a maximum of the function. If the coefficient of 'a' in the quadratic form of the equation is positive the vertex will be...
Instructional Video2:58
Curated OER

How Do You Find the Vertex of a Quadratic Function?

8th - 11th
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...