Lagrange Multiplier using the TI89

When asked to apply the Lagrange Multiplier method it is time to pull out your trusty TI89 , open Calculus Made Easy (download www.TI89.com) , go to Multivariable Calculus under F6 3 , there select Lagrange Multiplier under F3 E . Enter Lagrange Multiplier problems as follow

Just leave the box for the 2. constraint empty if it is not given. Press ENTER .

Voila. The solution(s) show immediately. Just scroll right and left to view it in its entirety. You will always get the correct solution this way.

Leave a Reply

Your email address will not be published. Required fields are marked *

You may use these HTML tags and attributes:
<a href="" title=""> <abbr title=""> <acronym title=""> <b> <blockquote cite=""> <cite> <code> <del datetime=""> <em> <i> <q cite=""> <s> <strike> <strong>