Drexel dragonThe Math ForumDonate to the Math Forum



Search All of the Math Forum:

Views expressed in these public forums are not endorsed by Drexel University or The Math Forum.


Math Forum » Discussions » Courses » ap-calculus

Topic: [ap-calculus] Re: Lies my calculator told me
Replies: 1   Last Post: Dec 24, 2001 10:34 PM

Advanced Search

Back to Topic List Back to Topic List Jump to Tree View Jump to Tree View  
MAXINE BRIDGER

Posts: 63
Registered: 12/6/04
[ap-calculus] Re: Lies my calculator told me
Posted: Dec 24, 2001 10:34 PM
  Click to see the message monospaced in plain text Plain Text   Click to reply to this topic Reply


Here is an expression that seems to be an integer, but can be proven,
using a little algebra, to be irrational:

184270sqrt(3) + 78764sqrt(2) - 42555sqrt(6) - 1/12

Have fun.

Maxine Bridger





------------------------------------------------------------------------

Visit AP Central(tm) - A new website by AP teachers, for AP teachers - the
official online home for AP professionals --> http://apcentral.collegeboard.com

To browse archives or change your list settings, visit
http://water.lyris.net/cgi-bin/lyris.pl?site=collegeboard&enter=ap-calculus

You are subscribed to ap-calculus as: archive@mathforum.org
To unsubscribe send a blank email to leave-ap-calculus-5969073J@list.collegeboard.org





Point your RSS reader here for a feed of the latest messages in this topic.

[Privacy Policy] [Terms of Use]

© Drexel University 1994-2014. All Rights Reserved.
The Math Forum is a research and educational enterprise of the Drexel University School of Education.