Curated OER
What's the Grid Method of FOILing?
Have you ever heard of the FOIL method? Watch and learn how the FOIL method can be used to help you multiply binomials. It all starts with a tic-tac-toe box and two polynomials then ends with a correct answer.
Curated OER
How Do You Factor a Polynomial by Grouping?
There are four terms in this polynomial. Try to factor it by grouping the terms. Confused? Try to get four terms into the product of two binomials? Still confused? Watch the instructor as she goes through the steps to group and regroup...
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 are Equivalent Expressions?
Equivalent expressions mean that for any value plugged in to x, the equation will be true. So no matter the way the expression is written on each side of the equation, the resulting values will be the same. Just watch this video to get a...
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
Degree in Polynomials
This clip is great! Your budding algebra experts will have no trouble understanding what the degree in a polynomial means. The degree is compared to a mountain range, the highest peak in the range usually names the entire set of...
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
How Do You Divide Two Rational Expressions?
An instructor walks viewers through a complicated problem in which she divides 2 rational expressions. For this problem, she has to find excluded values, use the zero product property, multiply, divide, cancel, and simplify. This video...
Curated OER
How Do You Find Excluded Values?
Teach excluded values with this video. Using a real example, a lecturer breaks down how to find the excluded values of a rational expression. She defines what an excluded value is and completes the problem, explaining each step along the...
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 Subtract Two Rational Expressions with the Same Denominator?
Rational expressions that are in the form of fractions. Yuk! The teacher demonstrates how to subtract one rational expression from the other when the expressions have a common denominator. Combine like terms and write it in simplest form.
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 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 Subtract Polynomials Vertically?
Subtract polynomials? Huh? First off find the additive inverse of the number you are subtracting. Next rewrite the polynomials one on top of the other. Make sure to line up the like terms and then write in placeholders. Now add the terms...
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.
Virtual Nerd
How Do You Multiply a Rational Expression by a Polynomial?
Multiply a rational expression and a polynomial. No problem, you can do it. Turn your polynomial into a fraction and multiply. You might need to factor your polynomials first to see if you can cancel out some terms, thereby reducing it...
Curated OER
How Do You Find the Volume of a Box Whose Sides are Monomials?
Length times width times height. Yes, the formula for the volume of a rectangular shape. But the values are monomials. Use the knowledge you have to multiply the monomials and then write it in simplest form.
Curated OER
How Do You Add Polynomials Vertically?
The instructor demonstrates how to line up two polynomials vertically to add them together. She emphasizes lining up the terms with the same powers. She also identifies some places where there is no term and shows how to write a...
Curated OER
How Do You Simplify a Mixed Expression Over a Mixed Expression?
You will need to pay close attention while watching this video. There are many steps and many operations to do to simplify this algebraic fraction. And if it seems hard the first time you watch it and you miss something, then watch it...
Curated OER
How Do You Find the Degree of a Polynomial?
How do you determine the degree of a term? How do you determine the degree of a polynomial? Oh my! Observe the teacher as she shows you just how to figure out the degrees, first of terms, then of polynomials.
Curated OER
How Do You Find the Area of a Rectangle Whose Sides are Binomials?
The teachers uses a diagram to set up her initial equation to reflect the changes being made to a garden plot. She has a good explanation of how she got her equation. Then she works through the steps to solve the equation.
Curated OER
How Do You Solve a Word Problem by Subtracting Polynomials?
It's not a complicated word problem, but the picture frame just gives the problem a little context. So you are trying to find the difference, which means subtraction. The instructor reviews how to distribute the negative sign to the...
Curated OER
How Do You Find the Additive Inverse of a Polynomial?
Finding the additive inverse is not as complicated as you might think. The instructor demonstrates how to multiply each of the terms in the polynomial by -1 and explains how this works. But wait, there's a quicker way. What's that you...