use the discriminan… - QuestionCove
OpenStudy (anonymous):

use the discriminant to determine the nature of the roots of 2*^2=0

5 years ago
OpenStudy (unklerhaukus):

$ax^2+bx+c=0$$\Delta=b^2-4ac$

5 years ago
OpenStudy (unklerhaukus):

my guess is that you ment to write $$2x^2=0$$ in which case $$a=2;\qquad b=0;\qquad c=0$$ so the discriminant would be Δ=0

5 years ago
OpenStudy (unklerhaukus):

which is the case of a one root, (or two equal roots)|dw:1340814515137:dw|

5 years ago