Curated OER
What's the Formula for the Square of a Difference?
The Difference Between Two Squares is an algebraic expression where two terms are perfect squares and one is negative. In this clip the Algebra teacher uses the FOIL method to factor a difference between two squares and prove the equation.
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 Factor a Common Factor Out Of a Difference of Squares?
How do you know that a binomial can be factored using the difference of squares? First try finding the greatest common factor and pulling that out. Then take a look at what is left. Are the coefficients perfect squares? Then it could be...
Curated OER
How Do You Solve a Quadratic Equation by Factoring?
Factor the given quadratic equation by using the guess and check method. Then use the zero product property to find the solutions to the quadratic equation. Don't forget to check both of the answers.
Curated OER
How Do You Figure Out a Template for Factoring a Trinomial?
Given a trinomial to factor, figure out the signs that will be in the resulting binomials. There are three cases for the combination of signs. Check out this video, it will prove to be very helpful to know how to determine the signs...
Curated OER
How Do You Find a Missing Term in a Polynomial?
The instructor does a very good job of explaining all the things you need to do to find the integer values of this given trinomial. She demonstrates how to set up a template to be able to check the signs of the terms. Next step, what are...
Curated OER
How Do You Use a Shortcut to Factor a Perfect Square Trinomial?
It's not really a shortcut but an equivalent equation. That's how these two perfect square equations work. So when you see an expression written out and it fits the perfect square of a trinomial criteria it can be rewritten in the...
Curated OER
Multiplying Algebraic Fractions
This explanation of the steps to multiply algebraic fractions is fairly thorough. She covers factoring of the terms in the fraction and then cancelling of numerators and denominators. However the video and transitions between slides are...
Curated OER
Algebra: Factoring Polynomials
In need of a tutor to work through a series of algebra problems involving factoring polynomials? View this video and watch how this tutor describes what he does as he factors several different polynomials. Be aware this clip will not...
Curated OER
How Do You Use a Shortcut to Factor a Perfect Square Trinomial?
It's not really a shortcut but an equivalent equation. That's how these two perfect square equations work. So when you see an expression written out and it fits the perfect square of a trinomial criteria it can be rewritten in the...
Curated OER
How Do You Divide a Rational Expression by a Polynomial?
Simplifying this polynomial rational division expression is not as complicated as it looks. Don't get me wrong, there are a lot of steps involved, but you can follow the instructor and learn the steps. I'm sure you already know how to do...