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When does a quadratic function have a minimum?
When the third differences are constant
When the discriminant is less than 0
When a is negative
When the graph opens downwards
x = -b/2a
(-b/2a, f(-b/2a)
When a is positive
Both answers 1 and 3 are correct
When does the graph of the quadratic open upwards?
When the third differences are constant
When the discriminant is less than 0
When a is negative
When the graph opens downwards
x = -b/2a
(-b/2a, f(-b/2a)
When a is positive
Both answers 1 and 3 are correct
When can a set of data be modeled by a quadratic function?
When the third differences are constant
When the discriminant is less than 0
When a is negative
When the graph opens downwards
x = -b/2a
(-b/2a, f(-b/2a)
When a is positive
Both answers 1 and 3 are correct
What is the equation of the axis of symmetry of a quadratic function?
When the third differences are constant
When the discriminant is less than 0
When a is negative
When the graph opens downwards
x = -b/2a
(-b/2a, f(-b/2a)
When a is positive
Both answers 1 and 3 are correct
When does a quadratic function have a maximum?
When the third differences are constant
When the discriminant is less than 0
When a is negative
When the graph opens downwards
x = -b/2a
(-b/2a, f(-b/2a)
When a is positive
Both answers 1 and 3 are correct
When does the graph of a quadratic open downwards?
When the third differences are constant
When the discriminant is less than 0
When a is negative
When the graph opens downwards
x = -b/2a
(-b/2a, f(-b/2a)
When a is positive
Both answers 1 and 3 are correct
What is the coordinate of the vertex of a quadratic function?
When the third differences are constant
When the discriminant is less than 0
When a is negative
When the graph opens downwards
x = -b/2a
(-b/2a, f(-b/2a)
When a is positive
Both answers 1 and 3 are correct
When does a quadratic function have 0 real solutions (2 complex)?
When the third differences are constant
When the discriminant is less than 0
When a is negative
When the graph opens downwards
x = -b/2a
(-b/2a, f(-b/2a)
When a is positive
Both answers 1 and 3 are correct
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