barreraA
  • barreraA
Use the quadratic equation y = x2 + 3x + 9. Where does the vertex of the parabola lie? (Points : 5) below the x-axis above the x-axis on the x-axis on the y-axis
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
At vero eos et accusamus et iusto odio dignissimos ducimus qui blanditiis praesentium voluptatum deleniti atque corrupti quos dolores et quas molestias excepturi sint occaecati cupiditate non provident, similique sunt in culpa qui officia deserunt mollitia animi, id est laborum et dolorum fuga. Et harum quidem rerum facilis est et expedita distinctio. Nam libero tempore, cum soluta nobis est eligendi optio cumque nihil impedit quo minus id quod maxime placeat facere possimus, omnis voluptas assumenda est, omnis dolor repellendus. Itaque earum rerum hic tenetur a sapiente delectus, ut aut reiciendis voluptatibus maiores alias consequatur aut perferendis doloribus asperiores repellat.
jamiebookeater
  • jamiebookeater
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barreraA
  • barreraA
i think this one is A @sasogeek
Nnesha
  • Nnesha
\[\huge\rm x=\frac{ -b }{ 2a }\] formula to find x coordinate of vetex
barreraA
  • barreraA
ok thanks but i just want to know if im right or wrong @Nnesha

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Nnesha
  • Nnesha
nope that's incorrect substitute x value y=x^2+3x+9 solve for y y is positive or negative ?
barreraA
  • barreraA
i think its between B and D @Nnesha
Nnesha
  • Nnesha
so which one do not guess :-)
Nnesha
  • Nnesha
\[\huge\rm Ax^2+Bx+C=0\] quadratic equation A leading coefficient C is constant term
barreraA
  • barreraA
b above the x-axis @Nnesha
Nnesha
  • Nnesha
is that an educated guess or are u 100% sure ?? :=)
barreraA
  • barreraA
thanks for the help @Nnesha
Nnesha
  • Nnesha
np :=)

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