Vocab

Quadratics in vertex form

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word Problems

Graph

The highest or lowest point ?

Vertex

y=2(x-3)2+4

(3,4)

The graph of a quadratic function is called a ?

Parabola

What is the range of (x + 5) - 8

y ≥ -8

What is the vertex ?

(3,-1)

A polynomial function of degree.

Quadratics

x(x + 4) = 32

x=-8

Place the graph crosses the y axis and x axis ?

y intercept

What is the vertex of the equation

y= (x-12)2+7 ?

(12, 7)

Quadratic equations take the shape of a what when graphed.

u

What is y=0 also known as?

The roots or the zeroes

What causes the graph of y = x2 to open downward?

Multiply the x2 by a negative number

The place the graph crosses the x axis ?

x intercept

When x2 is changed to x2 -3, the graph

Shifts down 3 units.

How many solutions does this graph have?

No solution

Vertex form ?

Y= a(x-h)2+k

The vertex for the parabola represented by the equation y= 2(x + 3)2 - 8?

(-3, -8)

The equation an which the quadratic reflects its self?

Axis of symmetry

A parabola has a vertex at (-3,2). Where is the axis of symmetry?

x = -3

Name the zero ?

0 and 4

Three characteristics of quadratics ?

1- They are not linear

2- They form a parabola

3- They have a symmetry

A parabola that opens upward with a vertex at (0, -5)?

y = (x + 5)2

How does the value for "h" transform a graph?

Horizontal Shift

Does the graph of

-2(x + 5) + 2

have a minimum or a maximum?

Maximum

what is the solution ?

1 and 3

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