Brian McLogan
Dividing a integer by a radical
👉 Lean how to divide rational expressions with a radical in the denominator. To divide rational expressions with a radical in the denominator, we rationalize the denominator by multiplying both the numerator and denominator by the...
Brian McLogan
Given a point find the six trigonometric functions of the angle
👉 Learn all about evaluating trigonometric functions with triangles. In this playlist, we will learn how to evaluate, sine, cosine, tangent, cotangent, secant, and cosecant when given the sides of a triangle. If we have missing sides we...
Curated Video
How to Write Terminating and Repeating Decimals as Fractions
In this video lesson we will learn how to write terminating and repeating decimals as fractions. We will discover that a terminating decimal is a number the "ends". We will write the terminating decimal as a fraction while reviewing...
Curated Video
Understanding Closure Property: Sets of Numbers
Closure refers to the property of a set of numbers and operations where performing those operations on any two elements of the set always results in another element of the set. We examine various sets of numbers, such as whole numbers,...
Brian McLogan
Learn how to apply rational zero test to determine the number of possible rational zeros
👉 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...
Brian McLogan
How to apply the rational root test to determine your rational zeros
👉 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...
Brian McLogan
Simplifying the fifth root of a rational number
👉 Learn how to find the 5th root of rational numbers. To find the 5th root of a rational number, we first express the rational number as the 5th root of the numerator divided by the 5th root of the denominator and simplify. Where the...
Curated Video
Reasoning with Exponents and Radicals
In this short video we will answer a standardized math test question where we are asked to find the value of the unknown variable in a given equation for different situations. We will review the terms power, base, exponent, square root,...
Brian McLogan
What is the discriminant and what does it mean
👉 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...
Brian McLogan
Why do I need to know the difference of real numbers
👉 Learn how to classify numbers. We will classify numbers as real, imaginary, rational, and irrational.
Let's Tute
Operations on Real Numbers: Addition and Subtraction
The video is a lesson on rational and irrational numbers and their mathematical operations. The teacher explains the difference between rational and irrational numbers and how they can be added and subtracted. The lesson includes...
Brian McLogan
Introduction to rationalizing the denominator to simplify a radical expression
👉 Learn how to divide rational expressions with a radical in the denominator. To divide rational expressions with a radical in the denominator, we rationalize the denominator by multiplying both the numerator and denominator by the...
Let's Tute
Identifying Terminating and Non-Terminating Decimals in Rational Numbers
In this video, the teacher explains how to determine whether a rational number has a terminating or non-terminating decimal form without actually dividing the numerator by the denominator.
Brian McLogan
Simplifying a rational radical by multiplying by the conjugate
👉 Learn how to divide rational expressions having square root binomials. To divide a rational expression having a binomial denominator with a square root radical in one of the terms of the denominator, we multiply both the numerator and...
Brian McLogan
Overview of zeros of a polynomial - Online Tutor - Free Math Videos
👉 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...
Curated Video
Converting Rational Numbers to Decimals
Convert a rational number in fraction form to a decimal.
Curated Video
Using Rational Numbers in the Real World
In this video, the teacher walks through a standardized math test question that involves using rational numbers to calculate the total change in temperature over a period of time. The teacher breaks down the problem step by step,...
Curated Video
Classifying Real Numbers
In this video lesson we will learn how to identify numbers as real, irrational, rational, integer and whole. We will review the definitions of each of the sets of numbers and understand how to use what we know to classify values. We will...
Let's Tute
The History and Types of Numbers: From Tally Marks to Real Numbers
This video explains the history and development of numbers, from tally marks to the invention of zero and the creation of different types of numbers such as natural, whole, integers, rational, and irrational. It also discusses the...
Brian McLogan
2.11117 What is a rational function Functions
Learn math your way. My mission is to provide quality math education to everyone that is willing to receive it. This video is only a portion of a video course I have created as a math teacher. Please visit my website to join my mailing...
Brian McLogan
Rationalizing a denominator help me pass my math class
👉 Lean how to divide rational expressions with a radical in the denominator. To divide rational expressions with a radical in the denominator, we rationalize the denominator by multiplying both the numerator and denominator by the...
Brian McLogan
Pre-Calculus - Simplifying an imaginary number when a denominator -7 / i , -7/root(3)
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...
Brian McLogan
Learn to find all of the possible rational zeros by using p over q
👉 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...