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Let x & y be the real numbers satisfying the equation x2- 4x + y2 + 3 = 0. If the maximum and minimum values of x2+ y2 are M & m respectively, then the numerical value of M - m is: (A) 2 (B) 8 (C) 15 (D) none of these EXPLAIN
HiIf you see first is equation of a circle and second is square of distance of points from the (0,0).SoThanks & Regards, Arun Kumar, Btech,IIT Delhi, Askiitians Faculty
Thanks & Regards, Arun Kumar, Btech,IIT Delhi, Askiitians Faculty
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