
Vertex and Properties of Quadratic Functions

Interactive Video
•
Mathematics
•
9th - 10th Grade
•
Hard

Thomas White
FREE Resource
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9 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main focus of this tutorial?
Finding the roots of quadratic equations
Graphing linear functions
Solving linear equations
Finding the maximum or minimum value of y in quadratic functions
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the vertex of a quadratic graph?
The midpoint of the graph
The point where the graph intersects the y-axis
The highest or lowest point on the graph
The point where the graph intersects the x-axis
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What determines whether a quadratic function has a maximum or minimum value?
The y-intercept
The degree of the polynomial
The leading coefficient
The constant term
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How can the line of symmetry be found in a quadratic function?
By using the formula x = -b/2a
By setting the derivative to zero
By finding the y-intercept
By solving for the roots
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the first derivative of the function f(x) = x^2 + 2x - 3?
2x + 2
x^2 - 3
x^2 + 2x
2x - 3
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
After finding the x-value of the vertex, what is the next step to find the y-value?
Find the second derivative
Substitute the x-value into the original function
Use the quadratic formula
Graph the function
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the vertex form of a quadratic function?
f(x) = a(x - h)^2 + k
f(x) = ax^2 + bx + c
f(x) = ax + b
f(x) = a(x + h)^2 - k
8.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the formula used in the third method to find the minimum or maximum value?
y = (b^2 - 4ac) / 2a
y = 4ac - b^2 / 4a
y = ax^2 + bx + c
y = a(x - h)^2 + k
9.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is one additional method mentioned for finding the vertex of a quadratic function?
Finding the y-intercept
Using the quadratic formula
Graphing the function
Using synthetic division
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