Quadratic Basics
Features of Quadratics
Quadratic Forms
Vocabulary
100
The three forms of quadratics are...
Standard Form
Factored Form
Vertex Form
100
When the vertex is the highest point of a parabola, what is it called?
maximum
100
Which quadratic form is used when finding the vertex?
Vertex Form
100
A u-shaped graph
Parabola
200
What is the graph of a quadratic called?
Parabola
200
When the vertex is the lowest point of the parabola, what is it called?
minimum
200
What quadratic form is best for finding the x-intercepts without graphing?
Factored Form
200
The highest or lowest point of the parabola is called..
Vertex
300
Equation for quadratic's parent function?
y=x2
300
What is the vocabulary word that describes if a quadratic opens up or opens down?
Concavity
Will also take concave up/down
300
What quadratic form is usually used when modeling trajectories?
Standard Form
300
What number is the "a" term in this equation?
x2+15x-7
1
400
What are the solution(s)
f(x)=(x+4)2
x=-4 with multiplicity of 2
400
What is the point where the parabola crosses the Y axis?
Y-intercept
400
Which quadratic form is helpful for finding increasing and decreasing intervals?
Vertex Form
400
What is the "b" term in this equation? 7x2+76
0
500
What are the solution(s)?
Ay bruh, there are none.
500
Another word for solution, roots, and x-intercepts is...
zeros
500
Which quadratic form easily tells us the y-intercept?
Standard Form
500
A vertical line that runs through the vertex is called..
Axis of Symmetry