Instructional Video3:24
Brian McLogan

Introduction to rationalizing the denominator to simplify a radical expression

12th - Higher Ed
👉 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...
Instructional Video6:30
Brian McLogan

Learn how to solve completely using the difference of two cubes

12th - Higher Ed
👉 Learn how to find the zeroes of a polynomial equation/expression involving the sum/difference of two cubes. Given a polynomial having the sum of two cubes, the polynomial can be factored as follows: a^3 + b^3 = (a + b)(a^2 - ab + b^2)....
Instructional Video5:12
Brian McLogan

Write the equation of the polynomial given the zeros

12th - Higher Ed
👉 Learn how to write the equation of a polynomial when given complex 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. The...
Instructional Video8:17
Curated Video

How to Classify Real Numbers

9th - 12th
This lesson reviews key vocabulary of real numbers. A Venn Diagram is used to classify real numbers. You will learn how to use vocabulary words - whole, integer, rational, irrational and real to classify numbers.



Grade 8...
Instructional Video3:49
Brian McLogan

Pre-Calculus - Using the conjugate to simplify a rational complex number (3-i) / (1+i)

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 Video12:35
Curated Video

Classifying Real Numbers

9th - 12th
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...
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....
Instructional Video3:15
Brian McLogan

Given irrational zeros write the equation of the polynomial

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....
Instructional Video0:50
Curated Video

How to Identify an Irrational Number

9th - 12th
In this short video we will answer a standardized math test question where we are asked to identify which of four number values is irrational. We will learn that any nonperfect square number is irrational. We will also review that any...
Instructional Video13:28
Curated Video

How to Approximate Square Roots Without a Calculator

9th - 12th
In this video lesson we will learn how to identify a non-perfect square. We will also learn how to identify what two consecutive integers a non-perfect square lies between. We will use this information to approximate the value to the...
Instructional Video3:07
Brian McLogan

Given One Zero or Factor Find the Remaining Zeros

12th - Higher Ed
👉 Learn how to find all the zeros of a polynomial given one irrational zero. 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. The zeros of a...
Instructional Video3:06
Brian McLogan

Rationalizing a denominator help me pass my math class

12th - Higher Ed
👉 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...
Instructional Video12:53
Let's Tute

Real Numbers: Irrational Numbers

9th - Higher Ed
In this video, the teacher explains the concept of rational and irrational numbers, and how to identify them using examples of integers, terminating decimals, and non-terminating repeating decimals. The teacher also shows how to prove...
Instructional Video3:57
Brian McLogan

Write the equation of the polynomial given the zeros

12th - Higher Ed
👉 Learn how to write the equation of a polynomial when given imaginary 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. The...
Instructional Video2:01
Brian McLogan

Write the equation of a 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....
Instructional Video3:42
Curated Video

Square Roots of Whole Numbers

K - 12th
Find square roots.
Instructional Video6:47
Brian McLogan

Given a Irrational Factor, Find All the Zeros

12th - Higher Ed
👉 Learn how to find all the zeros of a polynomial given one irrational zero. 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. The zeros of a...
Instructional Video24:11
Brian McLogan

Write the Polynomial with irrational zeros

12th - Higher Ed
Write the Polynomial with irrational zeros
Instructional Video9:46
Brian McLogan

Master how to find all of the zeros of a polynomial when given two irrational zeros

12th - Higher Ed
Master how to find all of the zeros of a polynomial when given two irrational zeros
Instructional Video3:00
Curated Video

Locating Irrational Numbers on a Number Line (Part 2)

K - 12th
Locate irrational numbers on a number line.
Instructional Video12:18
Curated Video

Advanced English Vocabulary Test | 20 Advanced Words

6th - Higher Ed
How good is your English vocabulary? If you know all the words in this quiz, it's probably very advanced!



Use this video to have some fun and test you

r English!

Knowing these words will also help you in exams such...
Instructional Video6:04
Brian McLogan

Write the equation of the polynomial given the zeros

12th - Higher Ed
👉 Learn how to write the equation of a polynomial when given complex 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. The...
Instructional Video2:49
Brian McLogan

Write the polynomial given conjugate 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....
Instructional Video2:50
Brian McLogan

Classifying real numbers

12th - Higher Ed
👉 Learn how to classify numbers. We will classify numbers as real, imaginary, rational, and irrational.