

Understanding Quadratic Functions
Interactive Video
•
Mathematics
•
7th - 10th Grade
•
Practice Problem
•
Hard
Olivia Brooks
FREE Resource
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5 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the formula used to find the vertex of a quadratic function in standard form?
x = a / (2b), y = f(x)
x = b / (2a), y = f(x)
x = -b / (2a), y = f(x)
x = c / (2a), y = f(x)
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the quadratic equation f(x) = x^2 - 8x + 5, what are the values of a, b, and c?
a = 1, b = 8, c = -5
a = 1, b = -8, c = -5
a = 1, b = 8, c = 5
a = 1, b = -8, c = 5
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you calculate the x-coordinate of the vertex for the function f(x) = x^2 - 8x + 5?
x = 8 / 2
x = -8 / 1
x = -8 / 2
x = 8 / 1
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the x-coordinate of the vertex for the function f(x) = x^2 - 8x + 5?
x = 2
x = -2
x = 4
x = -4
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the y-coordinate of the vertex for the function f(x) = x^2 - 8x + 5?
y = 1
y = -1
y = 5
y = 0
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