Re: maths

Posted by Monika on Apr 18, 2012; 12:55pm
URL: http://discussion-forum.276.s1.nabble.com/maths-tp7475141p7476830.html

the ans for the 1st is coming to b
-2-2^2< x< -2+2^2 0r x > 2+2^2
so it will b none of these (D)