Vocabulary
Every quadratic equation has a U-shaped graph called this.
What is parabola?
x2 - 3x + 1 = 0
What is standard form?
Find the y-intercept of the function: f(x) = 2x2 +3x -5
What is -5.
Minimum or maximum value: F(x) = 2x2 - 12x +7
What is Minimum?
f(x) = (x -7)2 -4
What is right seven, down four?
The highest or lowest point of a parabola.
What is the vertex?
y = 2 (x - 5)2 + 6
What is Vertex form?
Determine the line of symmetry for f(x) = x2 + 10x - 4.
What is -5?
What is the range for f(x) = x2 + 4x - 2
What is greater than or equal to -6?
f(x) = -(x + 5)2 + 3
What is reflected, left five, and up three?
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?
Determine the line of symmetry for f(x) = -2x2 + 3x - 5.
What is x = 3/4?
Minimum or maximum: f(x) = -3x2 + 4x -6
What is maximum?
g (x) = (3x - 5)2 -9
What is Horizontally stretched by 1/3, right five, and down nine.
This determines whether a parabola opens up or down.
What is the sign?
f(x) = -8(x-6)(x+9)
What is intercept form?
Determine the vertex of the function: f(x) = x2 + 4x.
What is (-2, -4)?
Determine the range for the function: f(x) = -(x)2 + 6x + 4
What is y is less than or equal to 13?
g (x) = 1/6 (x +5)2 - 3.
What is vertically compressed by 1/6, left five, and down three.
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?
Determine the vertex for the function: f(x) = 2x2 - 8x + 3.
What is (2, -5)?
Determine the range for the function: f(x) = -2x2 + 16x + 2
What is y is less than or equal to 34?
f (x) = -2x2 + 5
What is reflected, vertically stretched by 2, up five.