Functions Increasing Decreasing Constant

Check all the intervals where this graph is decreasing.

• (-∞, -1)

• (-1, 0)

• (0, 1)

• (1, ∞)

Check all the intervals where this graph is increasing.

• (-∞, -1)

• (-1, 0)

• (0, 1)

• (1, ∞)

Find the interval(s) of increase of the graph shown.

• (-6, -4)

• (-4, -2)

• (-2, 2)

• (2, 5)

• (5, 6)

Find the interval(s) of decrease of the graph shown.

• (-6, -4)

• (-4, -2)

• (-2, 2)

• (2, 5)

• (5, 6)

when is the function f(x)=x²+6x+9 increasing?

• (3,∞)

• (-∞,3)

• (-3,-∞)

• (-3,∞)

What are the intervals of the graph increasing for f(x) = 2x⁴- 4x² + 1

• (-1,0)

• (0,1)

• (-∞,-1) and (0,1)

• (1,∞) and (-1,0)

Let f be the function with derivative given by f'(x) = x² - 2/x.  On which of the following intervals is f decreasing?  (No Calculator)

• (-∞, 0]

• (-1, 0]

• (0, ∛2]

• (∛2, ∞)

What are the intervals on which f(x) = 2x⁴- 4x² + 1 is strictly increasing?

• (-1,0)

• (0,1)

• (-∞,-1) and (1,∞)

• (-1,0) and (1, ∞)

Given a function, f(x), if f'(x)<0 over a certain interval, then f(x) is ____________ over that interval.

• decreasing

• increasing

• concave up

• concave down

Tags

CCSS.HSF.IF.B.4

Where is the function increasing?

• (-∞,5]

• (-∞,0]

• (-∞,2]

• [0,2]