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KEY FEATURES OF QUADRATICS
yungsawss
8
General Vocab
9th Grade
05/21/2015

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Term
Vertex
Definition
The maximum or minimum point
on the graph. It is the point where
the graph changes direction.
Term
Maximum or Minimum
Definition
The greatest or least y­value
(The y-­value at the vertex
Term
Axis of Symmetry
Definition
The line dividing the parabola
into two equal parts.
(The x-­value at the vertex
Term
y-intercept
Definition
The point where the parabola
crosses the y-­axis.
Term
x-intercepts
Definition
The point(s) where the parabola
crosses the x­-axis.
Term
zeros
Definition
The point(s) where the parabola
crosses the x­-axis.(also referred to roots and x-intercepts)
Term
Parent function
Definition
y=x^2
Term
Parabola
Definition
the graph of a quadratic function, makes a U shape
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