Quiz on increasing/decreasing & comparing slopes

Identify where the function is decreasing.

• x < 0

• x > 0

• x < -3 , x > 3

• -3 < x < 3

When is this function increasing?

• −2.5 < x < 2.5
• 0 < x < 5
• 0 < x < 55
• −5 < x < 0

Over what interval is this function constant?

• −5 < x < ∞
• −3 < x < 4
• 4 < x < ∞
• −5

List the types of intervals that the graph demonstrates in order.

• decreasing, constant, increasing, constant
• increasing, decreasing, constant
• increasing, constant, increasing, constant
• increasing, constant, decreasing, constant

Is the following an increasing, decreasing or constant function?

• increasing

• decreasing

• constant

What do we know about the slope for increasing functions?

• The slope is positive

• The slope is negative

• There is zero slope

What is the interval of increase and decrease in the following function.

• Decreasing at (5, 0) and (0, 2)

• Decreasing at (-5, -2) and (0, 2)

• Increasing at (2, 6)

Identify where the function is positive.

What is the increasing interval on the function shown?

What is the decreasing interval on the function shown?