Quadratic Functions Anatomy (2)

Author:: Tim Brzezinski

Topic:: Algebra, Functions, Function Graph, Quadratic Equations, Quadratic Functions

Interact with the app below by dragging the TWO LARGE POINTS. Then answer the questions that follow.

Suppose we graph the quadratic function . What does the parameter do to the graph? Explain.

Type your answer here…

Suppose we graph the quadratic function . What does the parameter do to the graph? Explain.

Type your answer here…

Check all the statements that are true below for the quadratic function .

Check all that apply

When is positive, the graph always opens down.
When is negative, the graph always opens down.
When is positive, the graph always opens down.
When is negative, the graph always opens down.

Check all the statements that are true below for the quadratic function .

Check all that apply

When is positive, the graph always opens up.
When is negative, the graph always opens up.
When is positive, the graph always opens up.
When is negative, the graph always opens up.

The graph of any quadratic function is called a parabola. The vertex of a parabola is its turning point. Check all the statements that are true below for the quadratic function .

Check all that apply

When is positive, the graph has a vertex above the xAxis.
When is negative, the graph has a vertex above the xAxis.
When is positive, the graph has a vertex above the xAxis.
When is negative, the graph has a vertex above the xAxis.

Check all the statements that are true below for the quadratic function .

Check all that apply

When is positive, the graph has a vertex below the xAxis.
When is negative, the graph has a vertex below the xAxis.
When is positive, the graph has a vertex below the xAxis.
When is negative, the graph has a vertex below the xAxis.

Quadratic Functions Anatomy (2)

Interact with the app below by dragging the TWO LARGE POINTS. Then answer the questions that follow.

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