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discriminant

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6 articles trouvés pour ce sujet.
 
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The intersection of a curve and a line 2018-03-08
lola pose la question :
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 points
Penny Nom lui répond.
The quadratic formula 2013-01-03
itsel pose la question :
Find the discriminant ans use it to determine the use the quadratic formula to solve the equasion -2x^2+3x+2=0
Penny Nom lui répond.
The discriminant 2010-01-17
Sonjonnia pose la question :
What is the value of the discriminant?
16x^=16x-4

Penny Nom lui répond.
Values of k for which k(x^2+2x+3) - 4x - 2 is never negative 2007-06-29
claire pose la question :
Find the range of values of k for which k(x^2+2x+3) - 4x - 2 is never negative.
Harley Weston lui répond.
The roots of (x - k)(1-3x) + 1 = 0 2007-06-28
Claire pose la question :
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 + 13
Harley Weston lui répond.
Discriminant 2005-06-20
A student pose la question :
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?
Chris Fisher lui répond.
 
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