Features of Square Root Functions

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

• [2,∞)
• (-∞,2]
• (∞,2]
• [4,∞)

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.A.2

CCSS.HSF.IF.B.5

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

• (-∞,4]
• (-∞,2]
• (∞,4]
• [4,∞)

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.B.4

CCSS.HSF.IF.B.5

CCSS.HSF.IF.C.7

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

• (-4,0)
• (4,0)
• (-18,0)
• (18,0)

Tags

CCSS.HSF-IF.C.7B

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

• (0,2)
• (-2,0)
• (0,-2)
• It doesn't have one

Tags

CCSS.HSF-IF.C.7B

What is the range of this function?
f(x) = -√(x+4) -1

• (-∞,-1]
• [-1,∞)
• [-4,∞)
• (∞,-4]

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.A.2

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

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

• (2,4)
• (4,2)
• (-4,2)
• (-2,4)

Tags

CCSS.HSF-IF.C.7B

Is the endpoint of this function a minimum or the maximum?
f(x) = -√(x-2) +4

• minimum
• maximum
• both
• neither

Tags

CCSS.HSF-IF.C.7B

What is the endpoint of this function?
f(x) = √(x-1) -3

• (1,-3)
• (-1,-3)
• (-3,1)
• (-3,-1)

What is the domain of this function?
f(x) = √(x-1) -3

• [1,∞)
• (∞,1]
• [-3,∞)
• (∞,-3]

What is the parent function of square root functions?

• f(x) = x
• f(x) = √x
• f(x) = -√x
• f(x) = x²