# HW4 Prob 3a formula correction

From MurrayWiki

The formula in the book for problem 4a is incorrect. It should be be replaced with:

--Julia Braman 08:19, 23 October 2007 (PDT)

From MurrayWiki

The formula in the book for problem 4a is incorrect. It should be be replaced with:

--Julia Braman 08:19, 23 October 2007 (PDT)