Wk5 Bl4 QUIZ (INCREASING AND DECREASING INTERVALS)

What is the general form of a quadratic function?

• f(x) = ax + b

What does the vertex of a parabola represent?

• The highest or lowest point

• The midpoint of the parabola

• The starting point of the graph

• The end point of the graph

What does the term "parabola" refer to in quadratic functions?

• A straight line

• A U-shaped curve

• A circle

• A triangle

Tags

CCSS.HSF-IF.C.7A

If a parabola opens upward, what is the behavior of the function to the left of the vertex?

• The function is increasing.

• The function is decreasing.

• The function is constant.

• The function is undefined.

Tags

CCSS.HSF-IF.C.7A

What does the vertex of a parabola represent in its graph?

• The highest or lowest point

• The midpoint of the graph

• The starting point

• The endpoint

• 2

• -2

• 4

• -4

• 2

• -2

• 1

• -4

• Upward

• Downward

• Neither

• Both

Tags

CCSS.HSF-IF.C.7A

• (2, ∞)

• (-∞, 2)

• (0, ∞)

• (-∞, 0)

• (-∞, 2)

• (2, ∞)

• (0, 2)

• (-∞, 0)