Vocab
What is the highest point on a parabola called?
Maximum
What is the axis of symmetry for the following graph?
x=7
What is the formula for vertex form?
y = a(x-h)^2 +k
Will the parabola open upward or downward?
Upward bc it's positive
How many solutions does a parabola have if it crosses the x-axis twice?
2
What is the lowest point of a parabola called?
Minimum
Does the quadratic function have a maximum or minimum?
Minimum
(h,k) is the ________.
Vertex
Will the parabola open upward or downward?
y=-(x-6)^2+3
Downward bc "a" is negative.
What is the value of "c"?
3x^2+6x=0
0
A quadratic graph that makes a U shape is called a _________.
Parabola
What is this called?
Solution, x-intercept, root, or zero
What is the vertex?
(5,-3)
What is the transformation for the following equation?
y=-(x-3)^2
Reflection, right 3
What is the y-intercept of the graph?
y=3
What is the invisible line that splits a parabola into two equal parts?
Axis of symmetry
What is the vertex?
(3,-2)
What is the axis of symmetry?
x=5
What is the transformation for the following equation?
y=x^2+2
up 2
What are the zeros of the graph?
x = {6, 8}
What are 3 different names for our x's?
Roots, Solutions, X-intercepts, and zeros
What is the ordered pair (2,-4) called?
Vertex
What is a?
a=1
What is the transformation for the following equation?
y=-3x^2+3
reflection, stretched, up 3
What are the solutions to the graph?
x = {-1, 2}