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 » Education » math-teach

Topic: positive exponents
Replies: 7   Last Post: May 13, 1995 1:20 PM

Advanced Search

Back to Topic List Back to Topic List Jump to Tree View Jump to Tree View   Messages: [ Previous | Next ]
Forrest - John B.

Posts: 12
Registered: 12/6/04
Re: positive exponents
Posted: May 11, 1995 5:22 AM
  Click to see the message monospaced in plain text Plain Text   Click to reply to this topic Reply

Beware of the ^-1 . It can cause a lot of confusion. For instance:

A) x^1 is 1/x

B) f^-1(x) is inverse of f(x)

The problem I thought I'd run into in the classroom, which has
NOT occurred, is the confusion of sin^-1(x)---that is, arcsin(x)---with
1/sin(x)---that is, csc(x).


John






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.