
Understanding Quadratic Functions

Interactive Video
•
Mathematics
•
9th - 10th Grade
•
Hard
Jennifer Brown
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are the two common forms of a quadratic function?
Standard form and linear form
General form and vertex form
General form and linear form
Vertex form and linear form
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the general form of a quadratic function, what does the constant 'a' determine?
The color of the graph
The width and direction of the parabola
The height of the vertex
The number of roots
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How is the x-coordinate of the vertex calculated in the general form?
b over 2a
Negative a over 2b
Negative b over 2a
a over 2b
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In vertex form, what do the constants h and k represent?
The slope and y-intercept
The width and height of the parabola
The roots of the equation
The horizontal and vertical coordinates of the vertex
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens to the graph of a quadratic function when you add a constant k in vertex form?
It changes color
It rotates
It shifts vertically
It shifts horizontally
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you shift a quadratic function horizontally by h units?
Add h to x
Subtract h from x
Multiply x by h
Divide x by h
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the effect of subtracting a positive value h from x in a quadratic function?
The graph shifts h units to the left
The graph shifts h units to the right
The graph shifts h units up
The graph shifts h units down
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