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Brian McLogan
Determine the values that make the equation true
👉 Learn how to solve 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 expressions, one...
Brian McLogan
Pre-Calculus - Find the values of a and b of a complex number in standard form (3a-1)+(4b+5)i=4-7i
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...
Brian McLogan
What is the equality of complex numbers
👉 Learn how to solve 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 expressions, one...
Brian McLogan
MASTER Rewriting an expression using your imaginary unit then apply operations to solve
MASTER Rewriting an expression using your imaginary unit then apply operations to solve
Brian McLogan
Multiply by the conjugate to rationalize the denominator
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
Simplifying an imaginary number to a higher power
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
Tutorial - Finding the absolute value of a complex number ex 2, (10 - 7i)
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
Combining complex rational expressions
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 - Applying distributive property with complex numbers 5i (3-2i)
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
Pre-Calculus-How to divide complex numbers by multiply by the conjugate of denominator, (3-i)/(2+i)
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...
Brian McLogan
Write the equation of the polynomial given the zeros
👉 Learn how to write the equation of a polynomial when given imaginary zeros. Recall that 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...
Brian McLogan
What do you need to know when dividing 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
Tutorial - How do we multiply complex numbers
In this video playlist you will learn everything you need to know with complex and imaginary numbers
Brian McLogan
Tutorial - Finding the absolute value of a complex number ex 3, (-1 - 6i)
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 - How do we multiply complex numbers ex 9, 6i(3 + 2i)
In this video series I will show you how to multiply complex numbers. When multiplying complex numbers we will follow the same rules with integers and variables such as distributive property, foil, combining like terms and so on. ...
Brian McLogan
Tutorial - Graphing complex numbers ex 3, -5 + 3i
In this video playlist you will learn everything you need to know with complex and imaginary numbers<br/>
-5 + 3i
-5 + 3i
Brian McLogan
Tutorial - Finding the absolute value of a complex number ex 4, (-8i)
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...
Curated Video
Classifying Complex Numbers: Real or Imaginary
In this lesson, we review the concept of real numbers and irrational numbers, as well as the definition of the imaginary number i. The lesson explains that a complex number can be simplified to the form a + bi, where a and b are real...
Brian McLogan
Pre-Calculus - Quick overview of complex numbers and operations
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
Writing complex numbers in standard form
👉 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 6, (7 + 7i)
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 1, (6 - 3i) + (5 + 4i)
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 - 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...