Curated OER
What is a Term?
What does the word term mean in the math world? Is a term a part of a polynomial? Are terms those pieces of a polynomial separated by either an addition or a subtraction sign? Knowing the vocabulary of math is very important. So watch...
Curated OER
How Do You Factor a Polynomial Using Sum of Cubes?
Factor a binomial using the sum of cubes method. The strategy here is to rewrite each of the expressions in the binomial as a term cubed. That's just two steps. Ok. Wait! There is a formula that is used to finish factoring the binomial....
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. If it seems hard the first time you watch it and you miss something, then watch it again....
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 the Zero Product Property?
It's hard to just give a verbal explanation of the zero product property in a way that would be understandable. So it would be best to just watch this video and see the teacher write it out on the whiteboard and explain things as she goes.
Curated OER
How Do You Multiply Trinomials?
Click on this video and see how to use the distributive property to multiply trinomials. The instructor does some of the math in her head but she talks out loud to explain what she is doing to get the terms that she is writing on the...
Curated OER
How Do You Factor a Polynomial Using Difference of Cubes?
What is the difference of a cube? When is it used? How does it work? Use it to factor a binomial involving subtraction. Rewrite the terms as a cubed expression. Then apply the difference of cubes formula. Don't forget to simplify. Still...
Curated OER
How Do You Figure Out What Factoring Strategy to Use?
Greatest common factor, grouping terms, binomials, difference of squares, sum or difference of cubes, are some of the factoring strategies that can be used. Sometimes it takes more than one of these methods to solve a problem. Hear 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 Multiply Quotients of Monomials?
Multiply two monomial rational expressions and then rewrite the solution in simplest form. Multiplying seems straightforward, but what about the reducing part? Find the greatest common factor. Then divide the numerator by the GCF, and...
Curated OER
How Do You Divide Quotients of Monomials?
Learn how to divide algebraic fractions by multiplying. What?! Yes, It's just like dividing regular fractions where you use the reciprocal of the second fraction and then multiply. Watch this video and see just how it's done.
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
How Do You Find the Least Common Denominator of Two Rational Expressions?
Adding fractions that are in rational expression form? Do they have a common denominator? No? Well, then the least common denominator needs to be found. How is the least common denominator of rational expression found? Watch this video...
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 Add Two Rational Expressions with the Same Denominator?
You have two algebraic fractions to add together so what do you do now? You say yippee because they have a common denominator. This means that all you have to do is combine the like terms in the numerators. This would be a good segment...
Curated OER
How Do You Factor a Polynomial by Guessing and Checking?
Use the guess and check method to factor a trinomial. Find the factors of the coefficients, then plug some in and check if they work. If it doesn't work then plug in some different factors or rearrange the factors and check again. You...