Curated Video
Introduction to Imaginary Numbers
In this lesson, students will learn about imaginary numbers by exploring the concept of the imaginary unit, denoted by the letter "I." They will understand that imaginary numbers, such as I, exist outside of the real number system and...
Curated Video
Introduction to the Complex Number System
In this lesson, we explored the complex number system, which extends the real number system. We learned that complex numbers consist of a real part and an imaginary part, represented as a + bi, where a and b are real numbers and i is the...
Brian McLogan
Complex Zeros of Polynomials | Polynomials | Pre-Calculus
In this video we explore how to determine the complex zeros of a polynomial function by factoring and division. We also will explore the fundamental theorem of algebra, Descartes rule of signs, and the rational zero test.
Brian McLogan
How to Solve and Write the Linear Factorization when Factoring a Polynomial
👉 Learn how to find all the zeros of a polynomial in the form of the difference of two squares. 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...
Brian McLogan
How do you combine 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...
Curated Video
Simplifying Square Roots of Negative Numbers with Imaginary Unit i
In this video lesson, students will learn how to write the square root of a negative number using the imaginary unit i. The lesson explains the difference between real and imaginary numbers and demonstrates how to simplify square roots...
Brian McLogan
Algebra 2 - Learn how to multiply two complex numbers and write in standard form
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 - Where does the imaginary unit i come from, y = x^2 + 4
In this video playlist you will learn everything you need to know with complex and imaginary numbers y = x^2 + 4
Brian McLogan
Algebra 2 Learn how to simplify an expression by rationalizing denominator with complex numbers -7/i
In this video playlist you will learn everything you need to know with complex and imaginary numbers -7/i
Brian McLogan
Algebra 2 Math tutorial for multiplying 3 imaginary numbers together then simplifying, (i)(3i)(-4i)
In this video playlist you will learn everything you need to know with complex and imaginary numbers (i)(3i)(-4i)
Brian McLogan
What is the difference between imanginary numbers and complex numbers
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
Algebra 2 - Learn to simplify an expression when the imaginary number i is in the denominator, -8/3i
In this video playlist you will learn everything you need to know with complex and imaginary numbers -8/3i
Brian McLogan
Master Dividing complex numbers by rationalizing the denominator
Master Dividing complex numbers by rationalizing the denominator
Brian McLogan
Learn how to rewrite an expression when taking the square root of a negative number
👉 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
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
Arithmetic and Algebraic Operations | Preparing for Precalculus Part 1
Arithmetic and Algebraic Operations | Preparing for Precalculus Part 1
Brian McLogan
Tutorial - Learn what is root of a number means with even and odd roots, cuberoot(64), cuberoot(-64)
n 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
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 - 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. However...
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...