Re: ISI 2004 ME - I Answer Key

Posted by lovekesh on May 08, 2012; 9:45pm
URL: http://discussion-forum.276.s1.nabble.com/ISI-2004-ME-I-Answer-Key-tp7515784p7540791.html

It's b only. Consider x=-4 and x=-1
at -4, it's negative and at -1, it's positive.
rest first order derivative says it ahs stationary values at -1 and 1. But at those ponits and even between them, it never cross x-axis.
Cheers