Instructional Video1:00
Brian McLogan

How to find the LCD so that you can add two rational expressions

12th - Higher Ed
Learn how to add/subtract rational expressions with monomials in the denominator. When adding or subtracting two or more rational expressions with common denominators, we add or subtract only the numerator while we keep the denominator...
Instructional Video4:06
Brian McLogan

Adding two rational expression by factoring the denominator to find the LCD

12th - Higher Ed
Learn how to add/subtract rational expressions with trinomials in the denominator. When adding or subtracting two or more rational expressions with common denominators, we add or subtract only the numerator while we keep the denominator...
Instructional Video3:02
Brian McLogan

Solving Rational Equations

12th - Higher Ed
👉 Learn how to solve rational equations. A rational expression is an expression in the form of a fraction where the numerator and/or the denominator are/is an algebraic expression. There are many ways to solve rational expressions, one...
Instructional Video2:35
Brian McLogan

What are rational expressions

12th - Higher Ed
👉 Learn about solving rational equations. A rational expression is an expression in the form of a fraction where the numerator and/or the denominator are/is an algebraic expression. There are many ways to solve rational equations, one of...
Instructional Video7:32
Brian McLogan

Combining rational expressions

12th - Higher Ed
Learn how to add/subtract rational expressions. When adding or subtracting two or more rational expressions with common denominators, we add or subtract only the numerator while we keep the denominator the same. We will then simplify our...
Instructional Video2:42
Brian McLogan

Divide two rational expressions by following step by step process

12th - Higher Ed
Learn how to divide rational expressions. A rational expression is an expression in the form of a fraction, usually having variable(s) in the denominator. Recall that to divide by a fraction, we multiply by the reciprocal of the...
Instructional Video2:44
Brian McLogan

Math Lesson for adding two rational expressions by determining a common denominator

12th - Higher Ed
Learn how to add/subtract rational expressions with trinomials in the denominator. When adding or subtracting two or more rational expressions with common denominators, we add or subtract only the numerator while we keep the denominator...
Instructional Video2:52
Brian McLogan

Learn the basics for graphing the parent graph of a radical equation

12th - Higher Ed
👉 Learn how to graph the square root function. Like other functions, to graph the square root function, we first graph the parent function (i.e the graph of f(x) = square root of x) and then we apply the required transformations to the...
Instructional Video3:12
Brian McLogan

How to simplify a rational expression with exponents to higher powers

12th - Higher Ed
How to simplify a rational expression with exponents to higher powers
Instructional Video2:16
Brian McLogan

How to verify an identity without finding the LCD

12th - Higher Ed
👉 Learn how to verify rational trigonometric identities involving the addition and subtraction of terms. To verify trigonometric expression means to verify that the term on the left-hand side of the equality sign is equal to the term on...
Instructional Video5:41
Brian McLogan

How to simplify a rational expression by factoring twice

12th - Higher Ed
Learn how to simplify rational expressions. A rational expression is an expression in the form of a fraction where the numerator and/or the denominator are/is an algebraic expression. To simplify a rational expression, we factor...
Instructional Video1:47
Brian McLogan

Adding two rational expressions with unlike denominators

12th - Higher Ed
Learn how to add and/or subtract rational expressions. A rational expression is an expression in the form of a fraction where the numerator and/or the denominator are/is an algebraic expression. When adding or subtracting rational...
Instructional Video4:34
Brian McLogan

Solve a rational equation with no extraneous solutions

12th - Higher Ed
Solve a rational equation with no extraneous solutions
Instructional Video2:05
Brian McLogan

Simplifying complex fractions

12th - Higher Ed
👉 Learn how to simplify complex fractions. To simplify complex fractions having the addition/subtraction of more than one fractions in the numerator or/and in the denominator we first evaluate the numerator or/and the denominator...
Instructional Video5:17
Brian McLogan

Simplify basic rational expressions with rules of exponents and the division property

12th - Higher Ed
Timestamps: 0:00 Intro 0:30 Example #1 1:50 Example #2 2:42 Example #3 3:30 Division Property Corrections: 3:23 Made a mistake. Final answer should be 2x^2 over 3.
Instructional Video1:24
Brian McLogan

What do you need to know when simplifying complex fractions

12th - Higher Ed
👉 Learn how to simplify a complex fraction. A complex fraction is a fraction with another fraction or fractions in the numerator and/or in the denominator. To simplify a complex fraction is to reduce the fraction in such a way as there...
Instructional Video4:09
Brian McLogan

Subtracting two rational expressions by getting common denominators

12th - Higher Ed
Learn how to add/subtract rational expressions. When adding or subtracting two or more rational expressions with common denominators, we add or subtract only the numerator while we keep the denominator the same. We will then simplify our...
Instructional Video2:25
Brian McLogan

Subtract two rational expressions by obtaining common denominators

12th - Higher Ed
Learn how to add and/or subtract rational expressions. A rational expression is an expression in the form of a fraction where the numerator and/or the denominator are/is an algebraic expression. When adding or subtracting rational...
Instructional Video7:04
Brian McLogan

Solving an equations with rational expressions

12th - Higher Ed
👉 Learn how to solve rational equations. A rational expression is an expression in the form of a fraction where the numerator and/or the denominator are/is an algebraic expression. There are many ways to solve rational expressions, one...
Instructional Video1:57
Brian McLogan

Multiplying rational expressions

12th - Higher Ed
Learn how to multiply rational expressions. A rational expression is an expression in the form of a fraction where the numerator and/or the denominator are/is an algebraic expression. To multiply two rational expressions, we use the...
Instructional Video5:05
Brian McLogan

Multiplying rational expressions

12th - Higher Ed
Learn how to multiply rational expressions. A rational expression is an expression in the form of a fraction where the numerator and/or the denominator are/is an algebraic expression. To multiply two rational expressions, we use the...
Instructional Video3:54
Brian McLogan

Dividing two rational expressions

12th - Higher Ed
👉 Learn how to simplify complex fractions. To simplify complex fractions having a fraction as the numerator and another fraction as the denominator we first factor the expressions that can be factored and then we multiply the fraction in...
Instructional Video2:30
Brian McLogan

Combining rational expression with unlike denominators

12th - Higher Ed
Learn how to add and/or subtract rational expressions. A rational expression is an expression in the form of a fraction where the numerator and/or the denominator are/is an algebraic expression. When adding or subtracting rational...
Instructional Video11:02
Brian McLogan

Master Mulitplying Rational Expressions

12th - Higher Ed
Master Mulitplying Rational Expressions