Behavior of Graphs Interval Notation

What is the increasing interval on the function shown?

On the interval (0, 3), the graph is ________.

• Increasing

• Decreasing

• Constant

• Negative

What is the decreasing interval on the function shown?

What is/are the increasing interval(s) for the function shown?

How would you describe the graph of the function in interval 2? Select all that apply.

• The function is increasing.

• The slope is negative.

• The function is decreasing.

• The function is constant.

• The slope is positive.

Identify all intervals where the function is positive and negative, where the function is increasing and decreasing.

Groups:

(a) Positive Interval(s)

,

(b) Negative Interval(s)

,

(c) Increasing Intervals

,

(d) Decreasing Intervals

Answer explanation

What is the decreasing interval on the function shown?

Look at the Graph. Write the inequality in interval notation.

• [-4, -1)

• (-4, -1)

• (-4, -1]

• [-4, -1]

How many extrema are there in this graph?

• 2 max, 3 min

• 3 max, 2 min

• 2 max, 2 min

• 3 increasing intervals, 2 decreasing intervals

• 2 increasing intervals, 3 decreasing intervals

What is the range of the graph?

• [-7, 5)

• (-3, 1]

• [-3, 1)

• (-7, 5]