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...
Khan Academy
Basic Complex Analysis
This video gives an excellent overview of the different representations of a complex number. First, Sal reviews a pictorial representation of a complex number as an Argand diagram, then shows how to find the modulus and the argument of a...
Khan Academy
Introduction to i and Imaginary Numbers, Imaginary and Complex Numbers, Precalculus
Students are always fascinated by imaginary numbers. In this video, Sal defines the imaginary unit, i, and shows when raising i to an exponent, it has a cyclic nature.
Khan Academy
Complex Numbers (Part 2)
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
IIT JEE Complex Numbers (Part 1), Imaginary and Complex Numbers, Precalculus
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...
Flipped Math
Quadratic Formula
The quadratic formula is what works—always. Instruct your classes on the application of the quadratic formula using a thorough video lesson followed by provided practice problems. The lesson connects algebraic solutions to graphical...
Flipped Math
Complex Numbers
Simplify the complex with a thorough video lesson. Individuals view a lesson on complex numbers and then use a provided set of practice problems to show what they've learned. The lesson includes instruction on using the four basic...