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Introduction to Imaginary Numbers  Problem 6
Alissa Fong
Alissa Fong
MA, Stanford University
Teaching in the San Francisco Bay Area
Alissa is currently a teacher in the San Francisco Bay Area and Brightstorm users love her clear, concise explanations of tough concepts
By definition, a complex number is written as a + bi where "a" is a real number, and "b" is a coefficient in front of the imaginary number, i. Recall that i is defined as the square root of negative one, so i squared is negative one. We are often asked to write square roots of negative numbers as complex numbers, and we do so by first simplifying any negative roots.
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Alissa Fong
M.A. in Secondary Mathematics, Stanford University
B.S., Stanford University
Alissa has a quirky sense of humor and a relatable personality that make it easy for students to pay attention and understand the material. She has all the math tips and tricks students are looking for.
Your tutorials are good and you have a personality as well. I hope you have more advanced college level stuff, because I like the way you teach.”
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Introduction to Imaginary Numbers
Problem 1 4,835 viewsEvaluate:
√32 
Introduction to Imaginary Numbers
Problem 2 4,185 viewsExplaining complex numbers:

Introduction to Imaginary Numbers
Problem 3 484 views 
Introduction to Imaginary Numbers
Problem 4 474 views 
Introduction to Imaginary Numbers
Problem 5 794 views 
Introduction to Imaginary Numbers
Problem 6 413 views
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