Instructional Video4:15
Brian McLogan

Multiplying complex numbers, two binomials

12th - Higher Ed
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...
Instructional Video6:10
Brian McLogan

Dividing complex numbers by multiplying by the conjugate

12th - Higher Ed
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...
Instructional Video2:57
Brian McLogan

Algebra 2 - Multiplying two complex numbers (3-4i) (2+i)

12th - Higher Ed
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...
Instructional Video1:16
Brian McLogan

Algebra 2 - Subtracting two complex numbers in parenthesis (28-4i) - (10-30i)

12th - Higher Ed
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...
Instructional Video10:39
Crash Course

When Predictions Succeed - Crash Course Statistics

12th - Higher Ed
In our series finale, we're going to take a look at some of the times we've used statistics to gaze into our crystal ball, and actually got it right! We'll talk about how stores know what we want to buy (which can sometimes be a good...
Instructional Video2:20
Brian McLogan

Summary for dividing complex numbers

12th - Higher Ed
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...
Instructional Video2:00
Brian McLogan

What do you need to know to combine complex numbers

12th - Higher Ed
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...
Instructional Video2:22
Brian McLogan

What do you need to know when dividing complex numbers

12th - Higher Ed
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...
Instructional Video3:46
Brian McLogan

Summary for combining complex numbers

12th - Higher Ed
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...
Instructional Video1:09
Brian McLogan

Algebra 2 - Tutoring Algebra 2 Adding and subtracting complex numbers (-2+5i) + (1-7i)

12th - Higher Ed
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...
Instructional Video3:12
Brian McLogan

Algebra 2 - When Complex numbers are equal to each other, 5x + 1 + (3 + 2y)i = 2x - 2 + (y - 6)i

12th - Higher Ed
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 +...
Instructional Video2:08
Brian McLogan

Algebra 2 - Tutoring Algebra 2 Subtracting complex numbers (4+6i) - (-1+2i)

12th - Higher Ed
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...
Instructional Video3:28
Brian McLogan

Algebra 2 - Subtracting complex numbers with radicals 7 root(-18) - 2 root(-32)

12th - Higher Ed
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...
Instructional Video2:08
Brian McLogan

Algebra 2 - How to multiply complex numbers - Free Math Help - Online Tutor (6-2i) (2-3i)

12th - Higher Ed
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...
Instructional Video3:08
Brian McLogan

How to write the quotient of complex numbers in standard form

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 Video3:05
Brian McLogan

Algebra 2 - Multiplying complex numbers (4-5i)(4+i)

12th - Higher Ed
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...
Instructional Video2:07
Brian McLogan

Algebra 2 - Multiplying imaginary numbers -4i . (5i)

12th - Higher Ed
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...
Instructional Video4:16
Brian McLogan

Algebra 2 - Why do we use complex numbers for square roots

12th - Higher Ed
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.
Instructional Video2:33
Brian McLogan

Algebra 2 - Subtracting complex numbers (-5-i) - (3-8i)

12th - Higher Ed
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...
Instructional Video3:39
Brian McLogan

Algebra 2 - How do you solve for values by using equality of complex numbers, 3x-5+(y-3)i =7+6i

12th - Higher Ed
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 +...
Instructional Video1:59
Brian McLogan

Algebra 2 - Adding complex numbers (3-i) + (4+2i)

12th - Higher Ed
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...
Instructional Video2:02
Brian McLogan

Algebra 2 - How to simplify the a radical with imaginary numbers, root(-45)

12th - Higher Ed
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(-45)
Instructional Video1:43
Brian McLogan

Algebra 2 - Why do imaginary numbers help us, root(9), root(-9)

12th - Higher Ed
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)...
Instructional Video1:58
Brian McLogan

Algebra 2 - Apply foil to multiply two complex numbers, (sqrt(-4) - 7)(sqrt(-25) + 2)

12th - Higher Ed
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...