Curated OER
How Do You Find All the Possible Factors of a Trinomial?
So you are looking for all the possible binomial factors of a trinomial expression? First find the factors of the coefficients. Then set up a table or template to do a guess and check. Write out, using the template, all the possible...
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 Solve a System of Equations Using Substitution if One Equation is a Quadratic?
Two equations. Wait! They don't look like the same kind of equations. How do you solve a system of equations when one equation is linear and the other is a quadratic? Watch this video as the instructor illustrates how to use the...
Curated OER
How Do You Solve a Word Problem Using a Function?
Yes, it's a word problem but you have all the information you need to solve it. You have a formula, and they have given you a value to plug in. So get to it and write out the formula, plug in the value and solve this word problem.
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.
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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....
Curated OER
What is the Minimum of a Quadratic Function?
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.
Curated OER
What is the Maximum of a Quadratic Function?
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.
Curated OER
How Do You Find the Axis of Symmetry for a Quadratic Function?
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...
Curated OER
How Do You Find the Zeros of a Quadratic Function on a Graph?
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...
Curated OER
How Do You Graph a Quadratic Equation with No Solution?
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
What's a Polynomial?
A polynomial is the sum of one or more monomials. They are identified by the number of terms they have. Monomials, binomials, trinomials, find out what these terms identify.
Curated OER
Factoring Quadratic Polynomials
Learn how to factor the quadratic polynomial ax(squared)+bx+c, where (a) does not equal 1. This quick algebra lesson focuses on using the "bottoms up" method to factor this polynomial. The instructor uses an interactive whiteboard to...
Curated OER
How Do You Graph a Quadratic Equation in Intercept Form?
Watch this video and find out how to graph a quadratic equation when it's in intercept form! After going through the different forms of quadratic equations, an instructor leads viewers through an example problem. For the example problem,...
Curated OER
What is the Quadratic Formula?
What do you do when you are trying to solve a quadratic equation and factoring and graphing aren't working out for you? Use the quadratic formula! Watch this video to find out exactly how to find your solutions with the quadratic...
Curated OER
How was the Quadratic Formula Derived?
If you or your class members are interested in how the quadratic formula is derived, then take a look at this video! The tutorial takes you through each step necessary to derive the quadratic formula from the general form for a quadratic...
Curated OER
How Do You Solve a Quadratic Equation by Completing the Square?
Completing the square is an effective way to solve a quadratic equation. Introduce your class to this technique and use this video to complement your lesson. This resource takes viewers through the process of completing the square,...
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 4 examples of quadratic functions...
Curated OER
What's FOIL?
FOIL= first, outside, inside, last. Use this method to multiply two binomials. The teacher demonstrates this method using variables. Then she demonstrates with numbers and variables and writes out each term being multiplied. Finally,...
Curated OER
How Do You Solve a Word Problem Using a Function?
Yes, it's a word problem but you have all the information you need to solve it. You have a formula, and they have given you a value to plug in. So get to it and write out the formula, plug in the value and solve this word problem.
Curated OER
How Do You Find All the Possible Factors of a Trinomial?
So you are looking for all the possible binomial factors of a trinomial expression? First find the factors of the coefficients. Then set up a table or template to do a guess and check. Write out, using the template, all the possible...
Curated OER
What's a Polynomial?
A polynomial is the sum of one or more monomials. They are identified by the number of terms they have. Monomials, binomials, trinomials, find out what these terms identify.
Curated OER
What is the Minimum of a Quadratic Function?
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.