Increasing & Decreasing Intervals

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

Where is the decreasing?

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

Where is the function increasing?

• (4, ∞)
• (−4, ∞)
• (6, ∞)
• 4 < x < 6

Where is the function increasing?

• (4, ∞)
• (−4, ∞)
• (6, ∞)
• 4 < x < 6

Tags

CCSS.HSF-IF.C.7A

Name the x-intercept(s)?

• (0,0) only
• (4,0) only
• (2,4)
• both (0,0) and (4,0)

What is the range of the graph?

• 1 ≤ x ≤ 5
• 1 < x < 5
• 1 ≤ y ≤ 5
• 1 < y < 5

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

For what intervals of x is f(x) positive?

• x<-7 and x>3
• -7<x<3
• x>1
• x<-6

Where is the function decreasing?

• y≤1
• y≥1
• y≤2
• y≥2

Where is the function increasing?

• y≤1
• y≥1
• y≤-4
• y≥-4