VOCABULARY
AXIS OF SYMMETRY
VERTEX
GRAPHS
MISC. GRAB BAG
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
f(x)=-4x^2-33
is this ordered pair.
What is (0,-33)?
100
A parabola will look like this if a is negative.
What is open downwards/frowny face/n-shaped with the vertex as a maximum?
100
Two numbers that MULTIPLY to equal 8 but ADD to equal 6
What are 2 and 4?
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
f(x)=2x^2+8x-5
What is
x=-2
200
f(x)=2x^2
has its vertex at this point
What is (0,0)?
200
Identify the vertex of the following graph and determine if the equation would be positive or negative.
What is (3,1) and positive?
200
What does the y value of the vertex tell us?
What is the min/max height of the function/object?
300
The lowest or highest point on a parabola.
What is the VERTEX?
300
This is the axis of symmetry for
f(x)=3x^2+6x-2
What is
x=-1
300
The vertex of
f(x)=x^2
is this ordered pair.
What is (0,0)?
300
Identify the axis of symmetry of the following graph.
What is x= ~3.5 and x=~4.5
300
Two numbers that MULTIPLY to equal 63 and ADD to equal -16?
What are -9 and -7?
400
Name at least one of the 4 names for the place or places a parabola crosses the x-axis.
What are x-intercepts, roots, solutions, and zeros?
400
This is the axis of symmetry for
y=-4x^2+3
What is
x=0
400
This point is the vertex of
f(x)=-3x^2+18x-13
What is (3,14)?
400
Determine the solutions of the following graph.
What are (-1,0) and (3,0)?
400
What does the x value of the vertex tell us?
What is how long/when the function/object is at the max/min height?
500
This is the standard form of a quadratic equation.
What form of a quadratic equation is
f(x)=ax^2+bx+c
500
This is the axis of symmetry for
y=-2x^2+8x+12
What is x = 2?
500
The vertex of
f(x)=3x^2+6x-2
What is (-1,-5)?
500
FINAL JEOPARDY: The graph of
f(x)=-2x^2+12x-18
What is
500
For a typical basketball shot, the ball's height (in feet) will be a functions of time in flight (in seconds), modeled by the equation h(t)= -16t^2 + 40t + 6.
How high off the ground did the basketball start?
What is 6 feet?
600
This is the vertex form of a quadratic equation.
What form of a quadratic equation is
f(x)=a(x-h)^2+k
600
This is the axis of symmetry for
-1/2x^2+5x-19=6x
What is x=1?
600
The vertex of
f(x)=2x^2+8x-5
What is (-2,-13)?
600
The following parabola has this many solutions
What are no solutions?
600
Two negative numbers multiply to this type of number and add to equal this type of number
What is multiplying two negatives equal a positive and adding two negatives equal a negative?