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Brian McLogan
How to write the quotient of complex numbers in standard form
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
How to apply Descartes rule of signs for polynomials
π Learn about Descartes' Rule of Signs. Descartes' rule of the sign is used to determine the number of positive and negative real zeros of a polynomial function. Knowing the number of positive and negative real zeros enables also to also...
Brian McLogan
Find all the possible real positive, real negative and complex zeros of a polynomial
π Learn about Descartes' Rule of Signs. Descartes' rule of the sign is used to determine the number of positive and negative real zeros of a polynomial function. Knowing the number of positive and negative real zeros enables also to also...
Brian McLogan
How to find the number of real and complex zeros using descartes rule of signs
π Learn about Descartes' Rule of Signs. Descartes' rule of the sign is used to determine the number of positive and negative real zeros of a polynomial function. Knowing the number of positive and negative real zeros enables also to also...
Brian McLogan
Algebra 2 - Math tutorial for subtracting complex numbers, (-2 - 3i) - (-3 - 7i)
In this video playlist you will learn everything you need to know with complex and imaginary numbers (-2 - 3i) - (-3 - 7i)
Brian McLogan
Algebra 2 - Learn how to divide an imaginary number by a complex number by rationalizing denominator
In this video playlist you will learn everything you need to know with complex and imaginary numbers i/(4-i)
Brian McLogan
Algebra 2 - Simplifying a complex number by multiplying by i on the top and bottom, 5/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...
Zach Star
When the FBI had too many fingerprints in storage - The mathematics of image compression
When the FBI had too many fingerprints in storage - The mathematics of image compression
Brian McLogan
Given the imaginary zeros find the equation of the polynomial
π 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
Learn to find the solutions of a quadratic by applying the quadratic formula
π Learn how to solve quadratic equations using the quadratic formula. A quadratic equation is an equation whose highest power on its variable(s) is 2. The quadratic formula is a formula which can be used to find the roots of (solve) a...
Brian McLogan
Given two real zeros & one complex, write the equation of the polynomial
π 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
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 - Learn how to simplify the quotient of imaginary numbers, 2/3i
In this video playlist you will learn everything you need to know with complex and imaginary numbers 2/3i
Curated Video
3 IELTS Band 9 Sentence Structures - IELTS Energy Podcast 1177
Today we teach you 3 impressive structures you should master to raise both Speaking and Writing grammar scores.
Brian McLogan
How to determine the excluded values of a complex fraction
How to determine the excluded values of a complex fraction
Brian McLogan
Simplify a Complex Rational Fraction
π Learn how to simplify complex fractions. To simplify complex fractions having a fraction as the numerator and another fraction as the denominator we first factor the expressions that can be factored and then we multiply the fraction in...
Brian McLogan
How to use zero product property to solve a quadratic in factored form
πLearn how to solve a quadratic equation using the zero product property. When a quadratic equation has been factored or is given in factored form, we can solve the quadratic equation by applying the zero product property. The zero...
Curated Video
Chemiluminescence: The Science Behind Glowing Reactions
Chemiluminescence is a light emission phenomenon due to a chemical reaction. Let's learn how and why this type of chemical reaction occurs.<b<br/>r/>
Luminescence part 1/3
Luminescence part 1/3
Brian McLogan
Algebra 2 Add two complex numbers by rewriting the expression using i, (-5+sqrt(-4))+( -sqrt(-16))
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 - Simplifying square roots with imaginary numbers, x^2 + 1 = 0
In this video tutorial I show you how simplify imaginary numbers to a higher power. When working with imaginary numbers we notice that the value of imaginary numbers repeat after the degree 4. Therefore when we have an imaginary number...
Brian McLogan
Algebra 2 - Simplifying square roots to prepare for imaginary numbers, root(9), root(20)
In this video tutorial I show you how simplify imaginary numbers to a higher power. When working with imaginary numbers we notice that the value of imaginary numbers repeat after the degree 4. Therefore when we have an imaginary number...
Brian McLogan
Algebra 2 - Subtraction two rational expressions with complex numbers, ((1 + i)/i) - (3/(4 - i))
In this video playlist you will learn everything you need to know with complex and imaginary numbers ((1 + i)/i) - (3/(4 - i))
Food Farmer Earth
Truffle Essence: Innovations in Capturing Authentic Flavor
The video discusses the complexities of reproducing the authentic flavor of truffles in oil, highlighting the differences between synthetically infused and naturally infused truffle oils. It explains how traditional methods, focusing on...