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Mathematics 86 Online
OpenStudy (anonymous):

Which of the quadratics has a graph with only one x-intercept? A) y = 2x2 + 4 B) y = x2 - 8x + 16 C) y = 2x2 - 8x + 20 D) y = -2(x -1)2 + 2

OpenStudy (anonymous):

Quadratic equations are of the form \[ax^2 + bx + c\] Use the discriminant: \[b^2-4ac\] If the discriminant is positive, the specific quadratic has two intercepts. If the discriminant is negative, the specific quadratic is imaginary (no intercepts). If the discriminant is equal to 0, there is one intercept.

OpenStudy (anonymous):

dont do his homework for him

OpenStudy (anonymous):

browsing, he makes no effort. he just wants answer

OpenStudy (anonymous):

he wants free lunch

OpenStudy (anonymous):

i dont fluttering get it. and im not a guy

OpenStudy (anonymous):

jerk

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