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anonymous
 one year ago
Use the quadratic equation y = x2 + 3x + 9.
Where does the vertex of the parabola lie?
(Points : 5)
below the xaxis
above the xaxis
on the xaxis
on the yaxis
anonymous
 one year ago
Use the quadratic equation y = x2 + 3x + 9. Where does the vertex of the parabola lie? (Points : 5) below the xaxis above the xaxis on the xaxis on the yaxis

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anonymous
 one year ago
Best ResponseYou've already chosen the best response.0i think this one is A @sasogeek

Nnesha
 one year ago
Best ResponseYou've already chosen the best response.1\[\huge\rm x=\frac{ b }{ 2a }\] formula to find x coordinate of vetex

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0ok thanks but i just want to know if im right or wrong @Nnesha

Nnesha
 one year ago
Best ResponseYou've already chosen the best response.1nope that's incorrect substitute x value y=x^2+3x+9 solve for y y is positive or negative ?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0i think its between B and D @Nnesha

Nnesha
 one year ago
Best ResponseYou've already chosen the best response.1so which one do not guess :)

Nnesha
 one year ago
Best ResponseYou've already chosen the best response.1\[\huge\rm Ax^2+Bx+C=0\] quadratic equation A leading coefficient C is constant term

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0b above the xaxis @Nnesha

Nnesha
 one year ago
Best ResponseYou've already chosen the best response.1is that an educated guess or are u 100% sure ?? :=)

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0thanks for the help @Nnesha
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