Quadratic Quiz

If a parabola opens upward, the y-coordinate of the vertex is the minimum value.

• True

• False

Tags

CCSS.HSF-IF.C.7A

Which of the follow shows a quadratic function translated 4 units up?

• y = (x+4)² - 3

• y = x - 4  

• y = x²+ 4

• y = (x+4)² - 4

This quadratic has a minimum: -3x² + 2x + 3

• True

• False

Tags

CCSS.HSF-IF.C.7A

Is the function represented in the table linear, quadratic, or neither?

• Linear

• Quadratic

• Neither

Is the function represented in the table linear, quadratic, or neither?

• Linear

• Quadratic

• Neither

The equation y = −x² − 2x + 8 is graphed on the set of axes below. Based on the graph, what are the roots of the equation −x² − 2x + 8 = 0?

• -1 and 9

• 0 and 8

• -4 and 2

• -2 and 4

Which equation represents the axis of symmetry of the parabola below?

• y = -5

• x = -5

• y = -3

• x = -3

Tags

CCSS.HSF-IF.C.7A

What is the maximum value of the quadratic function below?

        f (x) = −2x² + 4x + 2

• 1

• 4

• 8

• No maximum value

Mathematical Equivalence

ON

Which of the following is the graph of y = −x² − 2x + 3?

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• 
• 
• 

Tags

CCSS.HSF-IF.C.7A