Quadratic Functions Anatomy (2)

Autor:Tim Brzezinski

Tema:Àlgebra, Funcions, Gràfica d'una funció, Equacions quadràtiques, Funcions Quadràtiques

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.

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

Marqueu on calgui

A
When is positive, the graph always opens down.
B
When is negative, the graph always opens down.
C
When is positive, the graph always opens down.
D
When is negative, the graph always opens down.

Comprova la meva reposta (3)

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

Marqueu on calgui

A
When is positive, the graph always opens up.
B
When is negative, the graph always opens up.
C
When is positive, the graph always opens up.
D
When is negative, the graph always opens up.

Comprova la meva reposta (3)

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 .

Marqueu on calgui

A
When is positive, the graph has a vertex above the xAxis.
B
When is negative, the graph has a vertex above the xAxis.
C
When is positive, the graph has a vertex above the xAxis.
D
When is negative, the graph has a vertex above the xAxis.

Comprova la meva reposta (3)

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

Marqueu on calgui

A
When is positive, the graph has a vertex below the xAxis.
B
When is negative, the graph has a vertex below the xAxis.
C
When is positive, the graph has a vertex below the xAxis.
D
When is negative, the graph has a vertex below the xAxis.

Comprova la meva reposta (3)

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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