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 » Professional Associations » nyshsmath

Topic: Question 30 - June 2013 IA Regents
Replies: 8   Last Post: Jun 13, 2013 6:27 PM

Advanced Search

Back to Topic List Back to Topic List Jump to Tree View Jump to Tree View   Messages: [ Previous | Next ]
tmusto

Posts: 1
Registered: 6/13/13
Question 30 - June 2013 IA Regents
Posted: Jun 13, 2013 9:47 AM
  Click to see the message monospaced in plain text Plain Text   Click to reply to this topic Reply

Anyone have any throughts on question #30?

When you solve the system graphically - one intersection = 1 solution.

When you solve the system algebraically, you end up with a quadratic with repeated roots. So technically, aren't there TWO solutions, but ONE unique solution?



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.