What is the vertex form of a quadratic function?

Completing the Square Techniques

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

Thomas White
FREE Resource
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14 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
y = a(x + p)^2 - q
y = ax + b
y = a(x - p)^2 + q
y = ax^2 + bx + c
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is it useful to convert a quadratic function to vertex form?
To simplify the equation
To easily identify the vertex
To eliminate the constant term
To make the function linear
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What technique is used to convert a quadratic function from general form to vertex form?
Graphing
Completing the square
Factoring
Using the quadratic formula
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When completing the square, what should you do with the leading coefficient?
Ignore it
Factor it out of the first two terms
Add it to the constant term
Multiply it by the entire equation
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the process of completing the square, what do you add and subtract?
The square of the constant term
The square of half the coefficient of x
The square of the leading coefficient
The square of the entire equation
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the vertex of the quadratic function y = 3(x - 3)^2 - 13?
(-3, -13)
(3, -13)
(-3, 13)
(3, 13)
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does the leading coefficient affect the direction of the parabola?
A negative coefficient makes it open upwards
A positive coefficient makes it open downwards
A positive coefficient makes it open upwards
It has no effect on the direction
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