Characteristics of Quadratics
Standard Form
Vertex Form
Intercept Form
Surprise
100
What is the y-intercept of this graph?
(0, -5)
100
What are the a, b and c values of the following standard form quadratic equation?
y= 3x2+5x-1
a: 3
b: 5
c: -1
100
Does the following parabola open up or down?
x2 + 6x + 4
Up
100
Does this function have a maximum or minimum and what is it?
y= -2(x2+2x-3)
Max 8
100
What is the domain of any quadratic function?
All real numbers
200
What is the vertex of the function?
(-2, 4)
200
What is the y-intercept of the following quadratic?
y= -4x2-2x+7
(0,7)
200
What is the vertex of the following?
-2x2 + 8x - 5
(2, 3)
200
What are the root(s) of this quadratic?
y=x2 +3x -10
(-5, 0) and (2, 0)
200
What is the curve formed by a quadratic equation?
Parabola
300
What is the domain and range of the parabola?
Domain: all real numbers
Range: y≥ -2
300
Does the following graph have a max or min and what is it?
y= x2+3x-6
min
-8.25
300
What is the vertex?
x2 - 2x
(1, -1)
300
What are the root(s) of this quadratic?
y=-x2 + 8x +12
(-2, 0) and (-6, 0)
300
What are the 3 other words for x-intercepts of a parabola?
roots, solutions, zeros
400
What are the solutions to the function?
(-3, 0) and (2, 0)
400
What are the roots of the following quadratic?
y= x2+3x-4
(-4,0) (1,0)
400
What is the vertex and axis of symmetry of the following quadratic?
-x2 - 2x - 8
Vertex: (-1, -7)
aos: x= -1
400
What is the vertex of this parabola?
y=x2 + 4x - 5
(-2, -9)
400
What month is Ms. Stinson's birthday in?
June
500
What are the following characteristics of the function?
Vertex, axis of symmetry, max or min (what is the nymber), domain?
Vertex:(3, 1)
aos: x= 3
max or min: min 1
domain: all real numbers
500
What is the vertex of the following quadratic?
y= -x2-2x+6
(-1, 7)
500
What is the range of the following quadratic?
-x2 + 18x - 75
range: y ≤ 6
500
What are the root(s) of this quadratic?
y=(x-3)2
(3, 0)
500
What is the vertex?
-x2 - 8x - 9
(-4, 7)