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Topic: [ap-calculus] Number System
Replies: 1   Last Post: Oct 17, 2012 2:49 PM

 mroth@ccirish.org Posts: 8 Registered: 1/28/11
Re: [ap-calculus] Number System
Posted: Oct 17, 2012 2:49 PM

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I go with #2. I use this definition: a Complex number is any number in the
form a + bi, where a and b are real numbers, so the Complex Number System
includes all the reals (when b = 0 ) and all the imaginary numbers (when b
\= 0)

On Wed, Oct 17, 2012 at 12:24 PM, Debbie Bricker <
dbricker@cathedralcatholic.org> wrote:

> NOTE:
> for the new AP Calculus
> Teacher Community Forum at
> https://apcommunity.collegeboard.org/getting-started
> and post messages there.
>
> ------------------------------------------------------------------------------------------------
> We are having this discussion among our department....which is correct?
> 1) Number System having two subsets: Real(rational and irrational) and
> Imaginary(which includes complex numbers) OR
>
> 2) Complex Number System having two subsets: Real and Imaginary
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Marcia Roth
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Catholic Central High School

"The only way to fail is to stop." -- St. Teresa of Avila

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