What is the shape of the graph of a quadratic function?
Finding the Maximum or Minimum Value of a Quadratic Function by Completing the Square

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Mathematics, Information Technology (IT), Architecture
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1st - 6th Grade
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Hard
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5 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A straight line
A hyperbola
A circle
A parabola
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the vertex form of a quadratic function, f(x) = a(x-h)^2 + k, what does the 'k' represent?
The x-coordinate of the vertex
The axis of symmetry
The y-coordinate of the vertex
The slope of the parabola
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When is the quadratic term in vertex form equal to zero?
When x equals h
When x equals 0
When x equals k
When x equals a
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a common misunderstanding when finding the least value of f(x) = (x-8)^2 - 12?
Thinking the least value occurs when x equals 12
Thinking the least value occurs when x equals 0
Thinking the least value occurs when x equals -8
Thinking the least value occurs when x equals 8
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the least value of the function f(x) = x^2 + 5x + 2?
0
2
-5/2
-17/4
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