Vocabulary
The name for the U-shaped graph made by quadratics
What is parabola?
x2 - x + 1 = 0
(0, 1)
Find the vertex
y= (x-3)2 +4
What is (3,4)?
How do you find the axis of symmetry?
Find the middle of the rainbow
y = 2 (x - 5)² + 6
(0, 56)
Name the roots of
Y=(x)(x-2)
What is (0,0) and (2,0)?
y= (x+1)2 - 8
What is (-1, -8)?
The wider of these two graphs
y = (1/2)x2
y = 2x2
What is y = (1/2)x2
When a quadratic equation
is written in this form
y = ax2 +bx + c
What is the standard form?
5x2 + x - 1 = 0
(0, -1)
Name the zeros of
y=x2 - 4
What is (-2,0) and (2,0)?
Name for when the vertex is the LOWEST point of the parabola
What is minimum?
The name for the imaginary line that cuts a parabola in half
What is the Axis of Symmetry?
y = 2(x-1)(x+7)
(0, -14)
Name the solutions
y=x2 - x - 2
What is (-1,0) and (2,0)?
Name the vertex
x2 - 4x - 5 = 0
What is (2,-9)?
The y-intercept of
y = x2 + 6.
What is (0, 6)?
These TWO key features always share the same x-value
What is axis of symmetry and vertex?
y = - 1/2 (x + 7)2
(0, -24.5)
How many x-intercepts does
y= (x-1)2 + 1
have?
What is None?
Name the vertex
2x2 + 4x - 6 = 0
What is (-1,-8)?
Minimum or a maximum?
-x2 - 6x + 1 = 0.
What is a maximum?