Re: Conceptual Doubts from Q 21-60-DSE 2011

Posted by Erika on May 29, 2013; 10:52am
URL: http://discussion-forum.276.s1.nabble.com/Conceptual-Doubts-from-Q-21-60-DSE-2011-tp7581391p7581453.html

fair enough for Q 41 and 42..we get the correct ans now! But even the ques we solve using lagrange's eqn looks the same (except the 'min' in the function) .If you could tell me how we decide if we have to use lagrange or consider this as a complementary good case.
Tnk u