Features of Functions of Graphs

Where is the graph increasing?

• (-∞, -2.55) U (2.55, ∞)
• (0, ∞)
• (-2.55, 0) U (2.55, ∞)
• (-6.25, 36)

Determine the domain of the graph.

• (1, +∞)
• [1, +∞)
• (2, +∞)
• [2, +∞)

What are the x- and y -intercepts on this graph?

• (0,5), (0,5)
• (5,0), (5,0)
• (5,0), (0,5)
• (0,0), (5,0)

Identify the y-intercept

• (0, -3)

• (0, 1)

• (0, 3)

• (2, 1)

What is the range?

• (-4,5]
• [-4,5)
• (-3,3)
• All real numbers

What is the domain of the graph?

• [-7, 5)
• [-3, 1)
• (-3, 1]
• All real numbers

Over which interval is the function decreasing?

• (0, 3)

• (13, 18)

• (3, 13)

• (.75, 2.5)

Over which intervals is the function increasing? (check more than one answer)

• (0, 3)

• (13, 18)

• (3, 13)

• (.75, 2.5)

Over which interval is the function decreasing?

• (–2, –1)

• (–1, 1)

• (1, 4)

On the interval of (0, 2) what is happening?

• the graph is decreasing

• the graph is increasing

• the graph remains constant