  Math Central - mathcentral.uregina.ca  Quandaries & Queries    Q & Q    Topic: discriminant   start over

6 items are filed under this topic.    Page1/1            The intersection of a curve and a line 2018-03-08 From lola:find the set of values of constant C for which the line y=x+c intersects the curve y=2 square root x at, at two distinct pointsAnswered by Penny Nom.     The quadratic formula 2013-01-03 From itsel:Find the discriminant ans use it to determine the use the quadratic formula to solve the equasion -2x^2+3x+2=0Answered by Penny Nom.     The discriminant 2010-01-17 From Sonjonnia:What is the value of the discriminant? 16x^=16x-4Answered by Penny Nom.     Values of k for which k(x^2+2x+3) - 4x - 2 is never negative 2007-06-29 From claire:Find the range of values of k for which k(x^2+2x+3) - 4x - 2 is never negative.Answered by Harley Weston.     The roots of (x - k)(1-3x) + 1 = 0 2007-06-28 From Claire:Show that the roots of (x - k)(1-3x) + 1=0 are real and distinct for all real values of k. Hence, or otherwise, find the range of 9sin^2 r - 6sin r + 13Answered by Harley Weston.     Discriminant 2005-06-20 From A student:If a quadratic has real root, its discriminant b2-4ac>=0 Is there any similar condition or method by which you can find whether roots of a cubic equation are real or not?Answered by Chris Fisher.      Page1/1    Math Central is supported by the University of Regina and The Pacific Institute for the Mathematical Sciences.    about math central :: site map :: links :: notre site français