Brian McLogan
How do we combine complex numbers
In this video series I will show you how to combine complex number by either subtracting or adding them together. Complex numbers have real and imaginary components. When combining complex numbers we can only add the real to the imaginary.
Brian McLogan
What does the discriminat tell us about our zeros of a equation
👉 Learn all about the quadratic formula. The quadratic formula is a formula which can be used to find the roots of (solve) a quadratic equation. The quadratic formula is given by x = (-b +/- sqrt(b^2 - 4ac)) / 2a, where a is the...
Brian McLogan
Algebra 2 - Learn how to add two sets of complex numbers using the imaginary unit i
In this video playlist you will learn how to simplify complex numbers under a radical as well as raised to a higher power. You will learn to add, subtract, multiply and divide complex numbers to write in simplified standard form. When...
Brian McLogan
Algebra 2 - Adding complex numbers (3-i) + (4+2i)
In this video tutorial I will show you how to add and subtract complex numbers. When combining complex numbers it is important for us to understand that we must have like terms. We then add and subtract in either the horizontal or...
Brian McLogan
Algebra 2 - Learning how to subtract two complex numbers, (6 - i) - (-7 - 2i)
In this video playlist you will learn everything you need to know with complex and imaginary numbers (6 - i) - (-7 - 2i)
Why U
Algebra 78 - Imaginary and Complex Numbers
The concept of imaginary and complex numbers was a powerful innovation that enabled mathematics to progress into previously uncharted territory. Although this concept was not entirely intuitive, extending our number system to include...
Brian McLogan
Algebra 2 - Subtracting complex numbers (-5-i) - (3-8i)
In this video tutorial I will show you how to add and subtract complex numbers. When combining complex numbers it is important for us to understand that we must have like terms. We then add and subtract in either the horizontal or...
Brian McLogan
Algebra 2 - How do you solve for values by using equality of complex numbers, 3x-5+(y-3)i =7+6i
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. 3x - 5 +...
Brian McLogan
Algebra 2 - Why do imaginary numbers help us, root(9), root(-9)
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. root(9)...
Brian McLogan
Algebra 2 - Learn how to add two complex numbers by combining like terms, (3 + i) + 2i
In this video playlist you will learn everything you need to know with complex and imaginary numbers (3 + i) + 2i
Brian McLogan
Pre-Calculus - Adding rational complex numbers- Online Math Tutor 2 / (1+i) - 3/(1-i)
In this math tutorial I will show you how to add and subtract complex numbers. You will learn the steps in adding rational complex numbers and rational expressions with imaginary. Like polynomials when adding complex numbers we can only...
Brian McLogan
Algebra 2 - Why do we use complex numbers for square roots
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.
Brian McLogan
Multiplying complex numbers, two binomials
In this video tutorial I show you how to multiply imaginary numbers. We will multiply monomials, binomials and trinomials together and then simplify. It is important when multiplying complex number that we simplify the answer and write...
Brian McLogan
Simplifying two rational expressions with complex conjugates as denominators
In this math tutorial I will show you how to add and subtract complex numbers. You will learn the steps in adding rational complex numbers and rational expressions with imaginary. Like polynomials when adding complex numbers we can only...
Brian McLogan
Factoring vs Completing the Square vs Quadratic Formula
👉In this video we will discuss the differences between solving a quadratic equation using factoring, quadratic formula and completing the square. When is one method preferred over another and how to use them to solve a quadratic equation...
Brian McLogan
Dividing complex numbers by multiplying by the conjugate
In this video tutorial I show you how to divide complex numbers. Since complex numbers have an imaginary part which we cannot divide into other numbers we rewrite the expression by multiplying by i or the conjugate on the denominator or...
Brian McLogan
Algebra 2 - When Complex numbers are equal to each other, 5x + 1 + (3 + 2y)i = 2x - 2 + (y - 6)i
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. 5x + 1 +...
Brian McLogan
Algebra 2 - Using distributive property to help us subtract two complex numbers, (-3+2i) - (4-3i)
In this video playlist you will learn everything you need to know with complex and imaginary numbers (-3 + 2i) - (4 - 3i)
Brian McLogan
Algebra 2 - Multiplying two complex numbers (3-4i) (2+i)
In this video tutorial I show you how to multiply imaginary numbers. We will multiply monomials, binomials and trinomials together and then simplify. It is important when multiplying complex number that we simplify the answer and write...
Brian McLogan
Pre-Calculus - How to Math - Subtracting complex numbers (13 - 7i) - (2 - 5i)
In this math tutorial I will show you how to add and subtract complex numbers. You will learn the steps in adding rational complex numbers and rational expressions with imaginary. Like polynomials when adding complex numbers we can only...
Brian McLogan
Algebra 2 - Math tutorial for adding a complex number to an imaginary number, (3 + 7i) + 5i
In this video playlist you will learn everything you need to know with complex and imaginary numbers (3 + 7i) + 5i
Brian McLogan
Algebra 2 - Learn how to subtract complex numbers by rewriting as an addition problem, (-7-3i)-(3-i)
In this video playlist you will learn everything you need to know with complex and imaginary numbers (-7 - 3i) - (3 - i)
Brian McLogan
Algebra 2 - Tutorial for multiplying two complex numbers using foil, (7 - 2i)(-1 + 3i)
In this video playlist you will learn everything you need to know with complex and imaginary numbers (7 - 2i)(-1 + 3i)
Brian McLogan
Algebra 2 - Subtracting two complex numbers, (3 - 4i) - (2 + 2i)
In this video playlist you will learn everything you need to know with complex and imaginary numbers (3 - 4i) - (2 + 2i)