
Understanding Quadratic Functions in Vertex Form

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

Olivia Brooks
FREE Resource
Standards-aligned
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5 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the first step in converting a quadratic function to vertex form?
Finding the roots of the equation
Grouping the X terms inside parentheses
Calculating the derivative
Identifying the axis of symmetry
Tags
CCSS.HSA-REI.B.4B
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When completing the square, what value is added inside the parentheses for the expression x^2 + 8x?
2
16
8
4
Tags
CCSS.HSA-REI.B.4B
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why do we subtract 16 outside the parentheses when completing the square?
To factor the expression
To find the vertex
To maintain equality
To simplify the equation
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the vertex of the quadratic function after converting it to vertex form?
(-4, 2)
(4, -2)
(-4, -2)
(4, 2)
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the vertex form of a quadratic function, what does the value of 'a' determine?
The direction the parabola opens
The y-intercept
The axis of symmetry
The vertex position
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