Instructional Video4:05
Brian McLogan

Dividing two rational expression with a lot of factoring by multiplying

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 Video4:34
Brian McLogan

How to use p over q to find the possible and all zeros

12th - Higher Ed
👉 Learn how to use the Rational Zero Test on Polynomial expression. Rational Zero Test or Rational Root test provide us with a list of all possible real Zeros in polynomial expression. Rational Zero Test can be helpful to find all the...
Instructional Video1:06
Brian McLogan

How to write a radical into a term with rational exponents

12th - Higher Ed
👉 Learn how to convert a radical to rational power. A radical is an expression having the root/radical symbol. The number outside the radical symbol (nth root) is called the index, the number/expression inside the radical symbol is...
Instructional Video5:02
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

Learn how to use inverse operations to solve for y in a rational equation

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 Video3:12
Brian McLogan

Learn how to solve a rational literal equation

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 Video2:50
Brian McLogan

Use PEMDAS to simplify two rational expressions (2(–5+3)/(–2)^2)–((–3^2 + 2)*3)/(3–(–4))

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...
Instructional Video8:39
Brian McLogan

Determine the remaining parts of a triangle using the law of sines

12th - Higher Ed
👉 Learn how to solve for the length of the sides and the measures of the angles of a triangle using the law of sines. The law of sines is used in determining the length of the opposite side to a known angle measure or the measure of the...
Instructional Video5:30
Brian McLogan

How to use the law of sines when given two angles and one side

12th - Higher Ed
👉 Learn how to solve for the length of the sides and the measures of the angles of a triangle using the law of sines. The law of sines is used in determining the length of the opposite side to a known angle measure or the measure of the...
Instructional Video3:41
Brian McLogan

Simplifying the product of two rational expressions

12th - Higher Ed
👉 Learn how to simplify expressions by multiplying its terms. When multiplying expressions, each individual term of the expression is multiplied to its like term and the exponents are evaluated using the product rule, the quotient rule...
Instructional Video4:01
Brian McLogan

Simplifying a rational expression raised to a negative power

12th - Higher Ed
👉 Learn how to simplify expressions using the power rule and the negative exponent rule of exponents. When several terms of an expression is raised to an exponent outside the parenthesis, the exponent is distributed over the individual...
Instructional Video2:07
Brian McLogan

Learn how to find the domain from dividing two functions

12th - Higher Ed
👉 Learn how to divide two functions. We will explore the division of linear, quadratic, rational, and radical functions. To divide two functions, we simply algebraically divide the rules (contents) of the two functions. We will then...
Instructional Video3:04
Brian McLogan

Dividing two reciprocal functions to determine the domain

12th - Higher Ed
👉 Learn how to divide two functions. We will explore the division of linear, quadratic, rational, and radical functions. To divide two functions, we simply algebraically divide the rules (contents) of the two functions. We will then...
Instructional Video1:48
Brian McLogan

What are the transformations and parent graph of the reciprocal function

12th - Higher Ed
👉 Learn all about reciprocal functions. A reciprocal function is a function of the form f(x) = 1/x. The graph of a reciprocal function is composed of the vertical and the horizontal asymptotes and the points where the curve turns. For...
Instructional Video4:24
Brian McLogan

Learn to describe and solve for the zeros using completing the square

12th - Higher Ed
👉 Learn how to solve quadratic equations by completing the square. When solving a quadratic equation by completing the square, we first take the constant term to the other side of the equation and create a perfect square trinomial with...
Instructional Video5:46
Brian McLogan

Dividing two rational expression by factoring to simplify

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 Video1:13
Brian McLogan

Converting a rational exponent to radical form

12th - Higher Ed
👉 Learn how to convert a rational power to a radical. When the exponent of an expression is a fraction, we can evaluate/simplify the expression by converting the rational power into a radical where the denominator of the fractional...
Instructional Video3:50
Brian McLogan

Learn the basics for subtracting two rational expression by finding the LCM

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 Video3:00
Brian McLogan

How to simplify a negative rational exponent

12th - Higher Ed
👉 Learn how to convert a rational power to a radical. When the exponent of an expression is a fraction, we can evaluate/simplify the expression by converting the rational power into a radical where the denominator of the fractional...
Instructional Video4:39
Brian McLogan

How do you determine the LCD of rational expressions

12th - Higher Ed
How do you determine the LCD of rational expressions
Instructional Video5:28
Brian McLogan

What is the discriminant and what does it mean

12th - Higher Ed
👉 Learn all about the discriminant of quadratic equations. A quadratic equation is an equation whose highest power on its variable(s) is 2. The discriminant of a quadratic equation is a formula which is used to determine the type of...
Instructional Video3:20
Brian McLogan

Why do I need to know the difference of real numbers

12th - Higher Ed
👉 Learn how to classify numbers. We will classify numbers as real, imaginary, rational, and irrational.
Instructional Video0:38
Brian McLogan

Learn how to determine if you do not have a polynomial

12th - Higher Ed
👉 Learn how to classify polynomials based on the number of terms as well as the leading coefficient and the degree. When we are classifying polynomials by the number of terms we will focus on monomials, binomials, and trinomials, whereas...
Instructional Video2:13
Brian McLogan

Solving an equation with two terms in the numerator

12th - Higher Ed
👉 Learn how to solve two step rational linear equations. A linear equation is an equation whose highest exponent on its variable(s) is 1. A rational equation is an equation containing at least one fraction whose numerator and (or)...