Brian McLogan
Rewriting a number using i
👉 Learn how to simplify radical expressions. In this playlist we will explore simplifying radical expressions by prime factorization and rules of exponents. We will explore the square root, cube root as well as the fourth root of numbers...
Brian McLogan
Rewriting a number using i
👉 Learn how to simplify radical expressions. In this playlist we will explore simplifying radical expressions by prime factorization and rules of exponents. We will explore the square root, cube root as well as the fourth root of numbers...
Brian McLogan
Pre-Calculus - Learn to multiply radicals with the imaginary unit i, root(8) * root(-7)
In this math tutorial I will show you how to multiply complex numbers. Complex numbers come in the form of a +bi. Multiplying complex numbers carry some of the same properties as multiplying polynomials. However when simplifying we will...
Brian McLogan
Tutorial - Subtracting two imaginary numbers like like terms ex 13, -3i - 11i
In this video playlist you will learn everything you need to know with complex and imaginary numbers -3i - 11i
Brian McLogan
Tutorial - Simplifying an imaginary given to a higher power ex 6, i^85
In this video playlist you will learn everything you need to know with complex and imaginary numbers i^85
Brian McLogan
Tutorial - Learn how to multiply three imaginary numbers together to simplify the expression ex 18
In this video playlist you will learn everything you need to know with complex and imaginary numbers (12i)(-2i)(4i)
Brian McLogan
Tutorial - How do we multiply complex numbers ex 13, (8 + i)(7 + 2i)
In this video playlist you will learn everything you need to know with complex and imaginary numbers (8 + i)(7 + 2i)
Brian McLogan
Given a factor or zero find all the remaining zeros
Given a factor or zero find all the remaining zeros
Brian McLogan
What is a complex numbers
Definitions are very important to your understanding of why and how we use mathematical processes. Without understanding what a process or certain terms mean it is very hard to understand how or why to do something. That is why I want to...
Brian McLogan
What is a complex number
In this video playlist you will learn everything you need to know with complex and imaginary numbers
Brian McLogan
What are complex numbers and the equality of complex numbers
👉 Learn about solving 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 equations, one of...
Brian McLogan
What are complex conjugates
Definitions are very important to your understanding of why and how we use mathematical processes. Without understanding what a process or certain terms mean it is very hard to understand how or why to do something. That is why I want to...
Math Fortress
Differential Equations: Solutions (Level 1 of 4)
This video introduces the basic concepts associated with solutions of ordinary differential equations. Topics covered include: Solution to an ODE, Interval of definition, and solution curves.
Brian McLogan
Algebra 2 - Where do imaginary numbers come from
In this video playlist I will explain where imaginary and complex numbers come from and how we can use them to help us solve problems. We will also explore the complex property of equality to solve for values of complex numbers.
Professor Dave Explains
Complex, Hermitian, and Unitary Matrices
Defining complex matrices, hermitian matrices, and unitary matrices.
msvgo
Introduction to Complex Numbers
It discusses the need for complex number system and define the complex numbers. It also compares complex numbers with real numbers.
Why U
Algebra 70 - The Zero Product Property
The "zeros" or "roots" of a quadratic function of a real variable x, correspond to the function's x-intercepts. It is not always easy to find the zeros of a quadratic function. However, quadratic functions can be factored into the...
Professor Dave Explains
Complex Numbers: Operations, Complex Conjugates, and the Linear Factorization Theorem
An introduction to complex numbers.
Zach Star
The Real World Uses of Imaginary Numbers
This video covers how imaginary numbers are used to solve real worlds problems in math, science, and engineering as well as a derivation of the most beautiful equation in math. The main topics include signals, controls, quantum...
Khan Academy
Introduction to Complex Numbers, Imaginary and Complex Numbers, Precalculus
This video continues looking at dividing complex numbers by looking at the conjugate of a complex number. The instructor then uses the conjugate to rationalize the denominator of a rational expression with a complex number in the...
Khan Academy
Exponential Form to Find Complex Roots
Sal solves the problem x^3 = 1 for all real and complex roots using the exponential form of the complex number. He shows how the roots found in the exponential form are the same as those in a more traditional form of a complex number...
Khan Academy
Complex Numbers (Part 1)
In this video, a complex number is defined and graphed on the complex plane. Sal also shows how to add, subtract, and multiply two complex numbers. He shows how to divide two complex numbers but runs out of time and continues in the...
Khan Academy
Complex Determinant Example, Imaginary and Complex Numbers, Precalculus
Sal solves a complex determinant problem from the 2010 IIT entrance test. Knowledge of determinants, the exponential form of complex numbers, trigonometric ratios, and algebraic thinking are all utilized here.
Khan Academy
Complex Conjugates, Imaginary and Complex Numbers, Precalculus
Sal discusses the usefulness of the conjugate of the complex number in this video. First, he shows how to add a complex number and its conjugate graphically and algebraically. Then, he shows how to simplify a rational expression with...