Re: Real roots of absolute function

Posted by Nikkita on Feb 25, 2017; 8:09am
URL: http://discussion-forum.276.s1.nabble.com/Real-roots-of-absolute-function-tp7603270p7603275.html

Solving x^2-5x+ 4= 0, we get x=1,4

ans.= 4 roots ( can check by putting x= 1,4,-1,-4 in equation)