Graphical Feature of Functions

Find the interval(s) over which the function is decreasing. (There is more than one answer)

Find the interval(s) over which the function is increasing.

Given the graph of f(x), over which interval is f(x) > 0? (y-values are positive)

• -5 < x < -1

• -1 < x < 4

• -5 ≤ x ≤ -1

• -1 ≤ x ≤ 4

What is the y - intercept of the function shown?

• -8

• -2

• 4

What are the x - intercept(s) of the function shown? (Check all that apply.)

• -8

• -2

• 4

What are the coordinates of the turning point of the function shown?

Over what interval is the function negative?

What is the y - intercept of the function shown?

What is the x - intercept of the function shown?

• The function is increasing and positive over this interval. 

• The function is increasing and negative over this interval. 

• The function is decreasing and positive over this interval. 

• The function is decreasing and negative over this interval.