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VOCABULARY
AXIS OF SYMMETRY
VERTEX
RANDOM QUADRATICS
GRAPHS
100
The u-shaped graph shown by a quadratic.
What is a PARABOLA?
100
This is the formula for the axis of symmetry.
What is x = -b/2a ?
100
The vertex of y = 2x^2 + 16x - 1 is this ordered pair.
What is (-4,-33)?
100

   y = (2x + 9)(x - 8)          

What is 2x^2-7x-72

100
A parabola will look like this if a is negative.
What is open downwards with the vertex as a maximum?
200
The line that passes through the vertex and divides a parabola into two symmetric parts.
What is the AXIS OF SYMMETRY?
200
This is the axis of symmetry for the equation y = 2x^2 + 8x – 5.
What is x = -2?
200
y = 4x^2 + 7 has its vertex at this point
What is (0,7)?
200

How do you know if the equation is linear or quadratic if given a table?

What is finding first and second difference?

200

What is the maximum of the equation y = –2x^2 + 8x + 6?

What is (2,14)?

300
The lowest or highest point on a parabola.
What is the VERTEX?
300
This is the axis of symmetry for y=3x^2+6x-2
What is x = -1?
300
The vertex of y = x^2 is this ordered pair.
What is (0,0)?
300

If a parabola has a vertex at (r, w) and its solutions are (5, 0) and (-3, 0), what is the value of r? What else does r represent?



What is 1?

300

The x coordinate of the vertex is the same as 

What is the axis of symmetry?

400
These are three names for the place or places a parabola crosses the x-axis.
What are x-intercepts, roots and zeros?
400
This is the axis of symmetry for y = -4x^2 + 3.
What is 0?
400

f(x) = 3(x - 4^)2 + 7

What is the vertex and what are the transformations? 

What is  (4,7) and right 4 up 7?

400
To put quadratic functions in order from narrowest to widest, you must find

What largest absolute value to smallest absolute value?

400

If a parabola opens up does it have a max or a min?

What is a minimum?

500
This is the standard form of a quadratic equation.
What is ax^2 + bx + c = 0 ?
500
This is the axis of symmetry for y = -2x^2 + 8x + 12.
What is x = 2?
500
The vertex of y = -4x^2 + 3 is this.
What is (0,3)?
500

 The equation that models the height of an aerial bomb t seconds after it is shot upwards from the ground with an initial velocity of 80 ft/sec is given by h = -16t^2 + 80t. The maximum height above ground level that the aerial bomb will reach is 100 feet. If we were not told the maximum height, show how we could have found it.



What is 100?

500

y = -(x - 7)^2 + 4


What is the vertex and transformations?

What is (7,4)  and right 7 up 4?