Curated OER
How Do You Factor a Polynomial Using the A-C Method?
When first looking at this polynomial and thinking about factoring it into binomials, the task seems daunting because the numbers just look icky. But watch this video and see the instructor demonstrate how to factor by the A-C method....
Curated OER
What is the Standard Form of a Quadratic?
The teacher illustrates how to write a quadratic polynomial in standard form. There are a few rules to follow: all like terms must be combined, it must be written in order left to right as the degrees drop, and the coefficient of the...
Curated OER
How Can You Tell If You Have a Linear Equation?
Is it a linear equation? Does it fit into the standard form of a linear equation? This example does not fit into the standard form and is not a linear equation. The end. I would have preferred then to have the instructor also show an...
Khan Academy
Khan Academy: Algebra: Solving Quadratic Equations by Square Roots
Video shows how to solve a quadratics in a certain form by isolating the squared term and taking the square root of both sides. Examples help lead into solving quadratics by completing the square. [11:03]
Sophia Learning
Sophia: Factoring Negative A: Lesson 9
This lesson shows you the steps to finding the products of factors of 'a' and 'c' that have a difference of 'b' since one factor is positive and the other negative in a quadratic equation. It is 9 of 10 in the series titled "Factoring...
Sophia Learning
Sophia: Factoring Positive a and C: Lesson 5
Given a quadratic formula in a specific format, this lesson shows you how to find factors of a and c that add to b. It is 5 of 11 in the series titled "Factoring Positive A and C."
Sophia Learning
Sophia: Factoring Quadratics With Coefficients: Lesson 4
In this lesson, you'll be shown step by step how to set up a quadratic equation in order to factor it. It is 4 of 9 in the series titled "Factoring Quadratics with Coefficients."
Sophia Learning
Sophia: Factoring Quadratics With Coefficients: Lesson 9
In this lesson, you'll be shown step by step how to set up a quadratic equation in order to factor it. It is 9 of 9 in the series titled "Factoring Quadratics with Coefficients."
Sophia Learning
Sophia: Factoring Quadratics With Coefficients: Lesson 3
In this lesson, you'll be shown step by step how to set up a quadratic equation in order to factor it. It is 3 of 9 in the series titled "Factoring Quadratics with Coefficients."
Virtual Nerd
Virtual Nerd: What Is a Polynomial?
This tutorial provides the definition of a polynomial and illustrates some of the common names for certain polynomials. [7:42]
Virtual Nerd
Virtual Nerd: How Can You Tell if You Have a Linear Equation?
If you can write the equation in standard form, then it's a linear equation. Watching this tutorial to see how. [1:03]
Khan Academy
Khan Academy: Quadratic Inequalities (Visual Explanation)
A visual intuition of what a quadratic inequality means.
Sophia Learning
Sophia: Factoring Negative A: Lesson 3
This lesson shows you the steps to finding the products of factors of 'a' and 'c' that have a difference of 'b' since one factor is positive and the other negative in a quadratic equation. It is 3 of 10 in the series titled "Factoring...
Sophia Learning
Sophia: Factoring Negative A: Lesson 6
This lesson shows you the steps to finding the products of factors of 'a' and 'c' that have a difference of 'b' since one factor is positive and the other negative in a quadratic equation. It is 6 of 10 in the series titled "Factoring...
Sophia Learning
Sophia: Factoring Negative a and C: Lesson 2
This lesson shows you the steps to finding the products of factors of 'a' and 'c' that have a sum of 'b' where both factors are positive or negative in a quadratic equation. It is 2 of 10 in the series titled "Factoring Negative A and C."
Sophia Learning
Sophia: Factoring Negative a and C: Lesson 3
This lesson shows you the steps to finding the products of factors of 'a' and 'c' that have a sum of 'b' where both factors are positive or negative in a quadratic equation. It is 3 of 10 in the series titled "Factoring Negative A and C."