Instructional Video4:30
Brian McLogan

Simplify a rational expression

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 Video2:41
Brian McLogan

Learn how to solve for y of a rational expression

12th - Higher Ed
👉 Learn how to solve literal equations. A literal equation is an equation where the unknown values are represented by variables. To solve a literal equation means to make one of the variables the subject of the formula. When the literal...
Instructional Video1:32
Brian McLogan

Simplifying complex fractions

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 Video3:14
Brian McLogan

Simplifying a rational expression with an imaginary number

12th - Higher Ed
In this video series I show you how to simplify rational complex numbers. We do this by eliminating dividing by an imaginary number. We can either do this by multiplying by i which produces -1 or multiplying by the conjugate of a...
Instructional Video2:53
Brian McLogan

Learning how to multiply 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 Video1:42
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 Video3:06
Brian McLogan

Simplifying a monomial using the rules of exponents

12th - Higher Ed
👉 Learn how to simplify expressions using the quotient rule of exponents. The quotient rule of exponents states that the quotient of powers with a common base is equivalent to the power with the common base and an exponent which is the...
Instructional Video4:38
Brian McLogan

Solving for y when given twice in a rational expression

12th - Higher Ed
👉 Learn how to solve literal equations. A literal equation is an equation where the unknown values are represented by variables. To solve a literal equation means to make one of the variables the subject of the formula. When the literal...
Instructional Video3:02
Brian McLogan

Learning to simplify a rational expression

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 Video1:32
Brian McLogan

Expanding a Log by Changing a Fraction to a Negative Exponent

12th - Higher Ed
👉 Learn how to evaluate logarithms with fractions. Recall that the logarithm of a number says a to the base of another number say b is a number say n which when raised as a power of b gives a. (i.e. log [base b] (a) = n means that b^n =...
Instructional Video5:16
Brian McLogan

Find x and y intercepts of a rational equation not in standard form

12th - Higher Ed
👉 In this playlist you will learn how to graph a linear equation in standard form, slope intercept form as well as when the slope and y intercept are provided. In addition to graphing linear equations we will also learn how to determine...
Instructional Video2:22
Brian McLogan

Simplifying a rational expression

12th - Higher Ed
👉 Learn how to apply the rules of exponents to simplify an expression. We will focus on applying the product rule, quotient rule as well as power rule. We will then explore multiple properties such as power to product, power to quotient...
Instructional Video4:11
Brian McLogan

Solving a basic rational equation by multiplying each term by the LCD

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 Video5:41
Brian McLogan

Multiplying by your LCM to divide two rational expressions

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 Video2:32
Brian McLogan

Dividing two rational expressions by factoring and simplifying

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 Video1:19
Brian McLogan

Learn how to use the power rule with exponents with rational powers

12th - Higher Ed
👉 Learn how to simplify rational powers using the power rule. There are some laws of exponents which might come handy when simplifying expressions with exponents. Some of the laws include the power rule which states that when an...
Instructional Video6:09
Curated Video

Dividing Simple Polynomials and Examining Rational Expressions

K - 5th
In this video, the teacher explains how to divide simple polynomials and explores whether polynomials are closed under division. The concept is illustrated through examples of rational expressions and factoring.
Instructional Video3:31
Brian McLogan

Simplify a trigonometric expression using difference of two squares

12th - Higher Ed
👉 Learn how to verify trigonometric identities having rational expressions. To verify trigonometric expression means to verify that the terms on the left-hand side of the equality sign is equal to the terms on the right-hand side. To...
Instructional Video1:07
Brian McLogan

Simplify an expression by applying the power to quotient rule of exponents

12th - Higher Ed
👉 Learn how to simplify expressions using the power rule of exponents. When several terms of an expression is raised to an exponent outside the parenthesis, the exponent is distributed over the individual terms in the expression and the...
Instructional Video3:36
Brian McLogan

Factor the denominator to help you simplify a rational expression

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 Video2:42
Brian McLogan

What are the restrictions we put on a rational expression

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 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 Video3:36
Brian McLogan

Solving a rational Equation

12th - Higher Ed
👉 Learn how to solve proportions. Two ratios are said to be proportional when the two ratios are equal. Thus, proportion problems are problems involving the equality of two ratios. When given a proportion problem with an unknown, we...
Instructional Video2:07
Brian McLogan

Rewriting a rational expression using distributive property ex2, (22 - 2n)/2

12th - Higher Ed
👉 Learn how to simplify mathematics expressions. A mathematis expression is a finite combination of numbers and symbols formed following a set of operations or rules. To simplify a mathematics expression means to reduce the expression...