Instructional Video2:45
Brian McLogan

Determining end behavior and degrees of a polynomial graph

12th - Higher Ed
👉 Learn how to determine the end behavior of a polynomial function from the graph of the function. To do this we look at the endpoints of the graph to see if it rises or falls as the value of x increases. If the graph of the polynomial...
Instructional Video3:25
Brian McLogan

Dividing two polynomials using long division algorithm

12th - Higher Ed
👉 Learn how to divide polynomials by quadratic divisors using the long division algorithm. Before dividing a polynomial, it is usually important to arrange the divisor in the descending order of powers of the variable(s). To divide a...
Instructional Video2:26
Brian McLogan

Dividing two polynomials using synthetic division

12th - Higher Ed
👉 Learn about dividing by synthetic division when there is a missing power. Synthetic division is a method of dividing polynomials by linear expressions. To divide using synthetic division, we equate the divisor to 0 and then solve for...
Instructional Video2:01
Brian McLogan

Multiplying a monomial by a binomial

12th - Higher Ed
In this video playlist I will show you the basics for polynomial functions. We will start with factoring polynomial equations to determine the zeros of a polynomial. We will then learn how to write the polynomial given a set of zeros....
Instructional Video3:11
Brian McLogan

Learn how to add two rational expressions by finding 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 Video16:08
Brian McLogan

Multiple Examples on determining the asymptotes of rational functions

12th - Higher Ed
Multiple Examples on determining the asymptotes of rational functions
Instructional Video11:33
Brian McLogan

Overview of zeros of a polynomial - Online Tutor - Free Math Videos

12th - Higher Ed
👉 Learn about zeros and multiplicity. The zeroes of a polynomial expression are the values of x for which the graph of the function crosses the x-axis. They are the values of the variable for which the polynomial equals 0. The...
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 Video2:50
Instructional Video4:39
Brian McLogan

How to subract a trinomial from a binomial

12th - Higher Ed
👉 Learn how to subtract polynomials. To subtract polynomials, we first simplify the polynomials by removing all brackets. Then, we combine like terms. Like terms are terms that share the same base and power for each variable. When you...
Instructional Video1:42
Brian McLogan

Adding a Polynomials That Need to be Multiplied First

12th - Higher Ed
👉 Learn how to multiply polynomials. We apply the distributive property to polynomials by multiplying a monomial to every term in a polynomial. When multiplying monomials it is important that we multiply the coefficients and apply the...
Instructional Video1:41
Brian McLogan

Learn how to reorder a polynomial and determine the degree and leading coefficient

12th - Higher Ed
👉 Learn how to find the degree and the leading coefficient of a polynomial expression. The degree of a polynomial expression is the highest power (exponent) of the individual terms that make up the polynomial. For terms with more that...
Instructional Video2:38
Brian McLogan

How to write a polynomial in standard form when divided by a number

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 Video0:36
Brian McLogan

Learn how to classify a polynomial as a cubic binomial

12th - Higher Ed
👉 Learn how to classify polynomials. A polynomial is an expression of the sums/differences of two or more terms having different integer exponents of the same variable. A polynomial can be classified in two ways: by the number of terms...
Instructional Video5:05
Brian McLogan

Writing an equation using point slope form given two points

12th - Higher Ed
👉 Learn how to write the equation of a line given two points on the line. The equation of a line is such that its highest exponent on its variable(s) is 1. (i.e. there are no exponents on its variable(s)). There are various forms which...
Instructional Video2:36
Brian McLogan

Writing an equation using point slope form given two points

12th - Higher Ed
👉 Learn how to write the equation of a line given two points on the line. The equation of a line is such that its highest exponent on its variable(s) is 1. (i.e. there are no exponents on its variable(s)). There are various forms which...
Instructional Video7:27
Brian McLogan

Learn how to simplify a trigonometric expression by factoring by grouping

12th - Higher Ed
👉 Learn how to simplify identities by factoring. Just like in normal algebraic expressions, trigonometric identities can be simplified by factoring out the GCFs from the terms of the identities, then common trigonometric identities like...
Instructional Video6:50
Brian McLogan

Exam Review Find the y intercept given point and roots of a polynomial

12th - Higher Ed
Exam Review Find the y intercept given point and roots of a polynomial
Instructional Video7:01
Brian McLogan

Learn how to solve a rational equation and check your solutions

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 Video7:03
Brian McLogan

How to use long division for dividing two polynomials

12th - Higher Ed
👉 Learn how to divide polynomials by quadratic divisors using the long division algorithm. Before dividing a polynomial, it is usually important to arrange the divisor in the descending order of powers of the variable(s). To divide a...
Instructional Video8:26
Brian McLogan

Learning how to apply long division between two polynomials

12th - Higher Ed
👉 Learn how to divide polynomials using the long division algorithm. To be able to solve a polynomial, we need to be able to get the factors and hence the zeros. To get the factors, we use the rational zeros theorem to get one of the...
Instructional Video3:53
Brian McLogan

Math tutorial for how to use and apply the rational zero test

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 Video5:27
Brian McLogan

How to use and apply Descartes Rule of signs

12th - Higher Ed
👉 Learn about Descartes' Rule of Signs. Descartes' rule of the sign is used to determine the number of positive and negative real zeros of a polynomial function. Knowing the number of positive and negative real zeros enables also to also...
Instructional Video3:33
Brian McLogan

Learn how to write the equation of the polynomial given irrational zeros

12th - Higher Ed
👉 Learn how to write the equation of a polynomial when given irrational zeros. Recall that a polynomial is an expression of the form ax^n + bx^(n-1) + . . . + k, where a, b, and k are constants and the exponents are positive integers....