
Understanding Quadratic Functions in Vertex Form

Interactive Video
•
Mathematics
•
8th - 10th Grade
•
Hard
Standards-aligned

Mia Campbell
FREE Resource
Standards-aligned
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What method is used in this tutorial to convert a quadratic function to vertex form?
Using the quadratic formula
Completing the square
Using the vertex formula
Factoring
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the formula for the axis of symmetry in a quadratic function?
x = -c/(2a)
x = c/(2a)
x = -b/(2a)
x = b/(2a)
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you find the x-coordinate of the vertex in a quadratic function?
By setting y to zero
By using the formula x = c/(2a)
By using the formula x = -b/(2a)
By finding the midpoint of the roots
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the next step after finding the x-coordinate of the vertex?
Graphing the function
Completing the square
Solving for the roots
Finding the y-coordinate by evaluating the function at the x-coordinate
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How is the y-coordinate of the vertex determined?
By setting x to zero
By using the formula y = -b/(2a)
By evaluating the function at x = -b/(2a)
By finding the average of the roots
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the vertex form of a quadratic function?
f(x) = ax^2 + bx + c
f(x) = a(x + h)^2 - k
f(x) = a(x - h)(x - k)
f(x) = a(x - h)^2 + k
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the vertex form of a quadratic function reveal about the graph?
The axis of symmetry
The vertex and direction of the parabola
The roots of the function
The y-intercept
Tags
CCSS.HSF-IF.C.7A
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