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when the function is in vertex form: y = a(x - h)2 + k, the point (h, k) is the vertex.

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Q: Where is the vertex of a parabola?
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What the the vertex of a parabola?

The vertex would be the point where both sides of the parabola meet.


To find the value of a in a parabola opening up or down subtract the y-value of the parabola at the vertex from the y-value of the point on the parabola that is one unit to the of the vertex?

To find the value of a in a parabola opening up or down subtract the y-value of the parabola at the vertex from the y-value of the point on the parabola that is one unit to the right of the vertex.


How do you graph parabola given its vertex?

The vertex of a parabola doe not provide enough information to graph anything - other than the vertex!


What is the relationship of a vertex to a parabola?

The vertex is either the minimum (very bottom) or maximum (very top) of a parabola.


What is the vertex of a parabola?

the vertex of a parabola is the 2 x-intercepts times-ed and then divided by two (if there is only 1 x-intercept then that is the vertex)


The is the extreme point of a parabola and is located halfway between the focus and directrix?

The vertex -- the closest point on the parabola to the directrix.


Is knowing the coordinates of the vertex of a parabola enough to determine the domain and range?

i think that the range and the domain of a parabola is the coordinates of the vertex


A parabola that opens upward?

Is a parabola whose directrix is below its vertex.


What do you call the maximum or the minimum of a parabola?

A parabola's maximum or minimum is its vertex.


To find the value of a in a parabola opening up or down, subtract the y-value of the parabola at the vertex from the y-value of the point on the parabola that is one unit to the of the vertex?

right


To find the value of a in a parabola opening left or right subtract the x value of the parabola at the vertex from the x value of the point on the parabola that is one unit the vertex?

Above


What is the equation of vertex in parabola?

0,0