Vocabulary
Every quadratic equation has a U-shaped graph called this.
What is parabola?
x2 - 3x + 1 = 0
What is standard form?
Name the vertex y= (x-3)2 +4
What is (3,4)?
Describe the transformation(s) of the function
y = x2 - 3
Translate down 3 units
y = 2 (x - 5)² + 6
What is Vertex form?
Name the x-intercepts Y=(x+1)(x-2)
What is (0,0) and (2,0)?
y= (x+1)2 - 8
What is (-1, -8)?
Describe the transformation(s) of the function
y = (x - 4)2
Translate right 4 units.
When a quadratic equation is written in this form y = ax2 +bx + c
What is the standard form?
5x2 + x - 1 = 0
What is standard form?
Name the x-intercepts. y=x2 - 4
What is (-2,0) and (2,0)?
Determine the axis of symmetry: y=(x+4)(x-4)
What is x = 0
Describe the transformation(s) of the function
y = (x + 2)2 + 5
Where the function crosses the horizontal axis.
What is the x-intercept?
Name the y-intercept y=x2 - x - 2
What is (0, -2)
Name the vertex x2 - 4x - 5 = 0
What is (2,-9)?
Describe the transformation(s) of the function
y = -(x - 6)2
Reflect over the x-axis and translate right 6 units.
The line that runs through the vertex and divides the parabola in half.
What is axis of symmetry?
y = - 1/2 (x + 7)2 - 4
What is vertex form?
Name the x-intercepts. y= (x-1)2 + 1
What is None?
Name the vertex 2x2 + 4x - 6 = 0?
What is (-1,-8)?
Describe the transformation(s) of the function
y = -1/3(x + 2)2
Reflect over the x-axis, vertical shrink by a factor of 1/3, and translate left 2 units.