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I believe this to be an original result. The line containing the points of inflection of any 4th degree polynomial intersects the polynomial in two other points whose coordinates are related to the points of inflection by the golden ratio and its conjugate.
The "Sound off" column from The Mathematics Teacher, February 2001
This article shows how to make truth tables and do other symbolic logic problems with a TI-92 (or a TI89, or Voyage 200).
TI Calculator Programs
Programs from Teaching AP Calculus that demonstrate various calculus concepts. Grouped Files; download
and transfer to the calculator using TI-Connect.
From the NCTM regional meeting September 21, 2006 in Chicago, IL.
A discussion of the changes that will be necessary in the high school mathematic curriculum with the introduction of CAS. Originally presented at the NCTM regional meeting September 21, 2006 in Chicago, IL
A collection of problems, some traditional, some new that a easily solved with a CAS, but perhaps not so easily solved without. Originally presented at the NCTM regional meeting September 21, 2006 in Chicago, IL.
Questions of the Month
These 8 questions originally appeared as the AP Calculus Question of the Month from May through December 2003. Links to AP Central
Lin McMullin
