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Brian McLogan
Simplifying a complex expression and putting it in standard form
In this math tutorial I will show you how write a complex number in standard form after simple operations have been performed. You will learn how to find the value of real and imaginary numbers in a complex number and then write it in...
Brian McLogan
Simplify complex numbers
In this video playlist I show you how to solve different math problems for Algebra, Geometry, Algebra 2 and Pre-Calculus. The video will provide you with math help using step by step instruction. Math help tutorials is just what you need...
Brian McLogan
Using long division to divide
👉 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...
Brian McLogan
Using the area of a rectangle to factor an expression with three terms
👉 Learn how to factor polynomials by GCF. 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. To factor an algebraic expression means to break it...
Brian McLogan
Determine the Zeros for a Polynomial by Factoring
👉 Learn how to find all the zeros of a polynomial. 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 polynomial are the values...
KnowMo
Area and Volume Conversion: Units and Conversion Factors
This video is a lecture on area and volume and the units used to measure them. The speaker explains how area is a 2D measurement, formed by multiplying lengths, and how the units for area are metric units of length squared (centimeters...
Brian McLogan
How to find the GCF between two monomials
👉 Learn how to factor polynomials by GCF. 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. To factor an algebraic expression means to break it...
Brian McLogan
Learn how to rationalize the denominator of the fourth root of an expression ex 10
👉 Learn how to find the 4th root of rational expressions. To find the 4th root of a rational expression, we first express the rational expression as the 4th root of the numerator divided by the 4th root of the denominator. Next we...
Brian McLogan
Learn how to simplify a radical expression with numbers and variables
👉 Learn how to find the 3rd root of an expression. To find the 3rd root of an expression, if the exponent of the expression is a multiple of 3, then the 3rd root of the expression is the base of the expression with an exponent that is...
Brian McLogan
Raising an imaginary number to a higher power to simplify
In this video playlist I show you how to solve different math problems for Algebra, Geometry, Algebra 2 and Pre-Calculus. The video will provide you with math help using step by step instruction. Math help tutorials is just what you need...
Brian McLogan
Pre-Calculus - How to simplify imaginary numbers to a higher power
In this video series I show you how to simplify complex numbers to a higher power. We notice that i raised to a power repeats itself after the 4th degree. So we will divide the power in the problem by 4 and use the remainder to simplify...
Brian McLogan
Understanding asymptotes - Online Tutor - Free Math Videos
In this playlist I show you how to find the vertical and horizontal asymptotes as well as the x-intercepts of a function. To find the x intercepts we find where the domain is not defined for the function. To find the horizontal...
Brian McLogan
Simplify a rational expression
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...
Brian McLogan
Summary for simplifying an imaginary number to a higher power
👉 Learn the basics of converting between radicals and rational powers. When given a number raised to a rational power, we take the nth root of the number where n is the number in the denominator of the rational power, then we raise the...
Brian McLogan
Mutliplying the Product of Two Radical Expression of the Third Root
👉 Learn how to multiply radicals. A radical is a number or an expression under the root symbol. To multiply radicals with the same root, it is usually easy to evaluate the product by multiplying the numbers or expressions inside the...
Brian McLogan
Simplify the square root of an expression with four variables
Simplify the square root of an expression with four variables
Curated Video
Why Zero Exponents Almost Always Simplify to 1
This video will prove why an exponent of zero simplifies to one, as well as why an exponent of zero with a zero base is undefined. I will use patterns of increasing and decreasing exponents to demonstrate and prove these...
Curated Video
3D Shapes: Volume and Density
This video shows the process for solving the problem presented in IGCSE A June 2018 paper 1HR Q22, which involves the density and volume of a 3D shape. Students will understand the concept of density and its relation to mass and volume....
Curated Video
Working with Exponents and Algebraic Expressions: Simplifying and Expanding
This video shows the process for solving the problem presented in IGCSE A June 2018 paper 1HR Q14, which involves simplifying and expanding exponents and algebraic expressions. By the end of the video, learners will know how to apply the...
Curated Video
Proving Algebraic Cubes Proof Using an Algebraic Model
In this video, the teacher explains why the expression (A+B)^3 is not equivalent to A^3 + B^3. They demonstrate how to prove the correct polynomial identity using an algebraic model, showing step-by-step manipulation of the expressions...
Brian McLogan
Master multiplying trinomials by trinomials
Master multiplying trinomials by trinomials
Brian McLogan
Simplifying imaginary numbers to higher exponents
In this video tutorial I show you how simplify imaginary numbers to a higher power. When working with imaginary numbers we notice that the value of imaginary numbers repeat after the degree 4. Therefore when we have an imaginary number...
Brian McLogan
Pre-Calculus - Rewriting complex numbers to higher powers
In this video series I show you how to simplify complex numbers to a higher power. We notice that i raised to a power repeats itself after the 4th degree. So we will divide the power in the problem by 4 and use the remainder to simplify...
Brian McLogan
Tutorial - Simplifying Expressions with Complex numbers ex 1, (8i)(4i)(-9i)
In this video playlist you will learn everything you need to know with complex and imaginary numbers<br/>
(8i)(4i)(-9i)
(8i)(4i)(-9i)