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
What's a Quotient?
A straightforward definition of a quotient, this video targets a slightly more advanced audience by using rational expressions to demonstrate a quotient. Make sure your class knows that a quotient is the answer they get when they divide...
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 Reduce Common Factors in a Rational Expression?
Multiply the given algebraic fractions. But first, reduce, reduce, reduce! It is a good rule of thumb to reduce as much as possible before multiplying. So how do you reduce rational expressions? Put the like terms together and cancel the...
Curated OER
How Do You Simplify a Polynomial Over a Polynomial Using Opposite Binomial Factors?
The teacher explains the many steps in simplifying a rational expression. The example shown in this video demonstrates a key technique of looking for opposite factors when canceling out common factors. At first it seems complicated but...
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 an Excluded Value?
What is the term that is applied when a variable's value makes the denominator in an expression zero? It's called an excluded value. This is something pretty important to know because a rational expression cannot be divided by zero and...
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 Add Two Rational Expressions with Different Denominators?
Teach your class how to add two algebraic fractions with different denominators. The instructor in the video describes how to find the common denominator and demonstrates how to simplify the expression. A straightforward video, this...
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...
Khan Academy
Partial Fraction Expansion 3, Partial Fraction Expansion, Precalculus
In the last video on partial fraction decomposition, Sal shows how to solve a fraction with a repeated factor in the denominator. He runs through this interesting problem and gives some insight into how to solve these types of problems,...
Khan Academy
Partial Fraction Expansion 2, Partial Fraction Expansion, Precalculus
Partial fraction expansion is further explored in this video. The example problem shown here is of a higher-degree polynomial than the one explored in the first Khan Academy video on this subject.
Curated OER
How Do You Subtract Two Rational Expressions with Different Denominators?
Reinforce instruction on the least common denominator and subtracting rational expressions with this tutorial video. Learners can view this video in class or at home. Consider using this resource to supplement your lesson plan.
Curated OER
How Do You Add Two Rational Expressions with Different Denominators?
Teach your class how to add two algebraic fractions with different denominators. The instructor in the video describes how to find the common denominator and demonstrates how to simplify the expression. A straightforward video, this...
Curated OER
What's a Quotient?
A straightforward definition of a quotient, this video targets a slightly more advanced audience by using rational expressions to demonstrate a quotient. Make sure your class knows that a quotient is the answer they get when they divide...
Curated OER
How Do You Solve a Rational Equation by LCD Multiplication?
Use the least common denominator to solve rational equations with variables in the denominators of algebraic fractions. Learners can watch this video to find out how to do just this! An instructor solves 2 problems by finding the least...
Curated OER
How Do You Solve a Rational Equation by Adding Fractions?
A comprehensive video, this resource explains how to solve an equation when you have a variable in the denominator. The lecturer works through 2 different problems that represent 2 situations. From this video, pupils can gain knowledge...
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
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.
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 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
What's a Mixed Expression?
The instructor defines the meaning of a mixed expression and writes an example. She identifies each part, the monomial, and the algebraic expression.