function features

What is the domain of this function?
f(x) = √(x-2) + 4

• [2,∞)
• (-∞,2]
• (∞,2]
• [4,∞)

What is the range of this function?
f(x) = √(x-2) + 4

• (-∞,4]
• (-∞,2]
• (∞,4]
• [4,∞)

• A
• B
• C
• D

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

What is the DOMAIN?

• (-∞, +∞)
• (-∞, -1] U [3, +∞)
• [-1, +∞)
• (-1, 0] U (0, +∞)

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

Where is the function decreasing?

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

Tags

CCSS.HSF-IF.C.7A

Where is the function increasing?

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

Tags

CCSS.HSF-IF.C.7A

Over which interval of time is this person returning home?

• 8:00 < x < 9:00
• 9:00 < x < 9:30
• 9:30 < x < 11:00
• 12:00 < x < 13:00

Tags

CCSS.HSF.IF.B.4

Over what interval(s) is f(x) increasing?

• (-∞, -3) ∪ (1, ∞)
• (-3, 1)
• (-5, 0) ∪ (2, ∞)
• (-5, ∞)

Which function has the GREATEST y-intercept?

• A

• B

Tags

CCSS.8.F.A.2

CCSS.HSF.IF.C.9

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