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Brian McLogan
Summary for rewriting a number using the imaginary unit 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
Tutorial - Finding the absolute value of a complex number ex 1, (4 + 3i)
In this video series I will show you how to find the absolute value of a complex number. The absolute value of a complex number represents the distance from a complex number to the origin. We will do this by taking the absolute value...
Brian McLogan
Tutorial - Combining complex numbers ex 7, (7 + 9i) + (-5i)
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...
Brian McLogan
Putting a complex expression into 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
Multiplication of Complex Numbers
👉 Learn how to multiply radical expressions. In this playlist we will explore multiplying radical expressions and then simplifying. We will explore the square root, cube root as well as the fourth root of numbers and algebraic expressions.
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 tutorial I show you how to simplify complex numbers to a higher power but using module mathematics. We notice that an imaginary number to a higher power repeats in value after the power of 4. We use this idea to simplify...
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
Pre-Calculus - Verifying that two complex numbers are equal 2, (a+1)+(b+2)i=5+7i
In this video I show you how to find the value of a and b of complex number when you have two complex numbers equal to each other. When two complex numbers are equal to each other the values of a and b must be equal to one another. (a+1)...
Brian McLogan
Tutorial - Dividing complex numbers ex 21, (i + 2)/(i - 2)
In this video series I will show you how divide complex numbers. We do this by eliminating the imaginary number on the denominator by producing equivalent fractions. We do this by multiplying i if we have an imaginary number on the...
Brian McLogan
Tutorial - Dividing complex numbers ex 17, (-2 - 5i)/3i
In this video series I will show you how divide complex numbers. We do this by eliminating the imaginary number on the denominator by producing equivalent fractions. We do this by multiplying i if we have an imaginary number on the...
Brian McLogan
When Given Two Zeros That are Complex Use Long Division to Find the Remaining Zeros
👉 Learn how to find all the zeros of a polynomial given one complex zero. 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...
Brian McLogan
Tutorial - Finding the absolute value of a complex number ex 5, (4 + i)
In this video series I will show you how to find the absolute value of a complex number. The absolute value of a complex number represents the distance from a complex number to the origin. We will do this by taking the absolute value...
Brian McLogan
Tutorial - Combining complex numbers ex 2, (9 + 8i) + (9 - 9i)
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...
Brian McLogan
Tutorial - Adding two imaginary numbers together ex 12, 5i + 7i
In this video playlist you will learn everything you need to know with complex and imaginary numbers<br/>
5i + 7i
5i + 7i
Brian McLogan
Tutorial - How to subtract a complex number from an imaginary number ex 15, 3i - (1 - 12i)
In this video playlist you will learn everything you need to know with complex and imaginary numbers<br/>
3i - (1 - 12i)
3i - (1 - 12i)
Brian McLogan
Determine the Zeros for a Polynomial by Factoring
👉 Learn how to find all the zeros of a polynomial by grouping. 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...
Brian McLogan
Multiplication of Complex Numbers
👉 Learn how to multiply radical expressions. In this playlist we will explore multiplying radical expressions and then simplifying. We will explore the square root, cube root as well as the fourth root of numbers and algebraic expressions.
Brian McLogan
Putting a complex number in standard form - Online Tutor
👉 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
Tutorial - Dividing complex numbers ex 20, (7 + 4i)/(2 - 3i)
In this video series I will show you how divide complex numbers. We do this by eliminating the imaginary number on the denominator by producing equivalent fractions. We do this by multiplying i if we have an imaginary number on the...
Brian McLogan
Tutorial - Simplifying Expressions with Complex numbers ex 4, (1 - 9i)(1 - 4i)(4 - 3i)
In this video playlist you will learn everything you need to know with complex and imaginary numbers<br/>
(1 - 9i)(1 - 4i)(4 - 3i)
(1 - 9i)(1 - 4i)(4 - 3i)
Brian McLogan
Tutorial - Dividing complex numbers ex 19, 6i/(3 - i)
In this video series I will show you how divide complex numbers. We do this by eliminating the imaginary number on the denominator by producing equivalent fractions. We do this by multiplying i if we have an imaginary number on the...
Brian McLogan
Tutorial - Dividing complex numbers ex 16, 7/2i
In this video series I will show you how divide complex numbers. We do this by eliminating the imaginary number on the denominator by producing equivalent fractions. We do this by multiplying i if we have an imaginary number on the...
Brian McLogan
Graph slant asymptotes
👉 Learn how to graph a rational function. To graph a rational function, we first find the vertical and horizontal or slant asymptotes and the x and y-intercepts. After finding the asymptotes and the intercepts, we graph the values and...