Instructional Video4:18
Brian McLogan

Algebra 2 - Dividing complex numbers 5i / (-2-6i)

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 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 Video3:45
FuseSchool

Conjugate Acids & Bases

6th - Higher Ed
Learn everything about Conjugate Acids and Bases. We explain this with the real world example of vinegar. At Fuse School, teachers and animators come together to make fun & easy-to-understand videos in Chemistry, Biology, Physics, Maths...
Instructional Video4:42
Brian McLogan

Given One Complex Zero Find the Remaining Zeros of a Polynomial

12th - Higher Ed
👉 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...
Instructional Video3:47
Brian McLogan

Algebra 2 - Simplifying a complex rational expression - Online Tutor 2/(4-5i)

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 Video5:59
Brian McLogan

Finding the polynomial when given imaginary zeros - Online Math Tutor

12th - Higher Ed
👉 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...
Instructional Video7:12
Brian McLogan

Given a zero find the remaining zeros

12th - Higher Ed
👉 Learn how to find all the zeros of a polynomial given one irrational 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...
Instructional Video2:29
Brian McLogan

How to write the polynomial given imaginary zeros

12th - Higher Ed
👉 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...
Instructional Video24:11
Brian McLogan

Write the Polynomial with irrational zeros

12th - Higher Ed
Write the Polynomial with irrational zeros
Instructional Video8:07
Brian McLogan

Writing the equation of a polynomial given complex zeros

12th - Higher Ed
👉 Learn how to write the equation of a polynomial when given complex 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...
Instructional Video
Sophia Learning

Sophia: Dividing Complex Numbers

9th - 10th Standards
This video lesson demonstrates how to divide with complex numbers, including the imaginary number i. The tutorial includes detailed examples. [3:26]