Discussion:  All in Calculus for Arc length 
Topic:  Explains nothing. . . 
Related Item:  http://mathforum.org/mathtools/tool/2345/ 
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Subject:  RE: Explains nothing. . . 
Author:  tpowers 
Date:  Jul 16 2004 
say it is too "restrictive" and "Powerpointy" (OK, my words there :). . .
). Sometimes one just wants to get to the point; for example, when reviewing
for a test or homework, the student doesn't want to have to do some sort of
introductory activity.
 
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