1st sum conclude panrappo..z² and z coeff rational ah irundha epdi sir real rational and equal roots nu sonninga..?? Apdi paatha 2nd sum layum y² and y coeff rational ah dhna iruku, aana namaku img roots dhna kedachiruku???
To check whether the gvn set or interval is bounded,it is enough to find l.u.b and g.l.b (both exists). No need to find max and min.element. pls recheck sir. By the way i am following ur videos..thanku so much sir..
