Vocabulary
Every quadratic equation has a U-shaped graph called this.
Parabola
What is the largest city by area in Washington?
Seattle
Describe how this graph looks compared to the parent function, y=ax2.
y=5x2
Narrower
Find the vertex and axis of symmetry.
y=(x-3)2+4
Vertex: (3, 4)
Axis of symmetry: x=3
The highest or lowest point on a parabola.
Vertex
What is state bird for Washington?
American Goldfinch
Describe how this graph looks compared to the parent function, y=ax2.
y=-3x2
Narrower and faced down.
Find the vertex and axis of symmetry.
y=(x+1)2-8
Vertex: (-1, -8)
Axis of symmetry: x=-1
What form is this?
y=ax2+bx+c
Standard Form
What year did Washington gain statehood?
1889
Describe how this graph looks compared to the parent function, y=ax2.
y=-0.7x2
Wider and faced down.
Find the vertex and axis of symmetry.
y=x2-4x-5
Vertex: (2, -9)
Axis of symmetry: x=2
What form is this?
y=a(x-h)2+k
Vertex Form
TikTok was launched in what year?
(Launched as in when was is it first made and released to the public)
2016
Describe how this graph looks compared to the parent function, y=ax2.
y=0.3x2
Wider
Find the vertex and axis of symmetry.
y=2x2+4x-6
Vertex: (-1, -8)
Axis of symmetry: x=-1
The line that runs through the vertex and divides the parabola in half.
Axis of Symmetry
On average, how many grams or milligrams of caffeine does it take to stop your heart?
10 grams or 10000 milligrams
Write a function that has a vertex 5 to the right of the vertex of y=(x+2)2+7
y=(x-3)2+7
Find the vertex and axis of symmetry.
y=1/2x2+3x+4
Vertex: (-3, -0.5)
Axis of symmetry: x=-3