

Vertex Form and Quadratic Functions
Interactive Video
•
Mathematics
•
8th - 10th Grade
•
Practice Problem
•
Hard
Standards-aligned
Olivia Brooks
FREE Resource
Standards-aligned
Read more
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the standard form of a quadratic function?
f(x) = a(x - h)^2 + k
f(x) = a(x - h)(x - k)
f(x) = ax + b
f(x) = ax^2 + bx + c
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which form of a quadratic function is used to easily identify the vertex?
Linear form
Factored form
Vertex form
Standard form
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the formula for the axis of symmetry in a quadratic function?
x = -a / 2b
x = b / 2a
x = a / 2b
x = -b / 2a
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the quadratic function f(x) = 2x^2 - x + 3, what is the value of 'a'?
1
2
-1
3
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the x-coordinate of the vertex for the function f(x) = 2x^2 - x + 3?
0
-1/4
1/4
1/2
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you find the y-coordinate of the vertex once you have the x-coordinate?
Substitute x into the original function
Use the formula y = -b / 2a
Set y to zero
Use the formula y = ax^2 + bx + c
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the y-coordinate of the vertex for the function f(x) = 2x^2 - x + 3?
1/8
2
23/8
3
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