Quadratic Basics
Features of Quadratics
Quadratic Forms
Vocabulary
MISC
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
100
What is the definition of "i" (imaginary number)?
Square Root of -1
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
200
Who was the Tortured Poets Department about?
Matty (gross) Healy
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
300
Ms. Porter's favorite phrase to say as you walk out the door
Make Good Choices
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
400
Simplify (3i-5)+(8i+1)
11i-4
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
500
Simplify i7
-i