Category Archives: Complex Numbers

Limits of Radical Functions Pt. 2

Posted on December 2, 2009 by eric

In this pencast I provide additional examples of finding the limit of a radical function, and in particular, using the conjugate method. more radical limitsbrought to you by Livescribe

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Limits of Radical Functions Pt. 1

Posted on December 2, 2009 by eric

Radical functions are difficult to account for in an algebraic expression. They especially pose problems when you are trying to find limits. In this pencast I discuss how to account for them by multiplying by their conjugates. radical limitsbrought to … Continue reading →

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Finding Limits Involving Radicals Part 2

Posted on November 18, 2009 by eric

In this pencast I continue my discussion of finding the limit of a function that includes radicals. I also discussion a realistic example of the subject. radical limits pt.2brought to you by Livescribe

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Finding Limits Involving Radicals Part 1

Posted on November 18, 2009 by eric

Complex numbers making finding limits more difficult. The conjugate method is an effective way to make radical expressions easier to deal with. I also deal with an example to make the subject more clear. radical limits pt.1brought to you by … Continue reading →

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Complex Arithmetic

Posted on June 25, 2009 by doc

This pencast gives a general overview of arithmetic with complex numbers. Starting the definition of a complex number, this pencast goes on to describe complex addition, subtraction, multiplication and division. Prerequisites: real arithmetic, square roots, division, and fractions. Subsquent Topics: … Continue reading →

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