Characteristics of Square Root Functions

What is the parent function of square root functions?

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

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.C.7

Which is the graph of the square root parent function?

• A
• B
• C
• D

Tags

CCSS.HSF-IF.C.7B

What is the equation of the function that is graphed?

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

Tags

CCSS.HSF-IF.C.7B

What is the DOMAIN?

• [0, ∞)
• (-∞, 0)
• All real numbers
• {0, 1, 2, 3, 4,...}

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

What is the domain of this function?

 $y=\sqrt{x-1}-3$  

• {x ∣ x ≥ 1}

• {x ∣ x ≤ 1}

• {x ∣ x ≥ -3}

• {x ∣ x ≥ -1}

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.A.2

CCSS.HSF.IF.B.5

What is the range of this function?

• [-4,∞)

• [0, ∞)

• (-∞, 4]

• (0,∞)

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

Identify the Range

• (- ∞, -2 ]

• [ -2, ∞ )

• All Real Numbers

• [ 0, ∞)

Tags

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

What is the x-intercept of this function?

• (3,2)

• (2,3)

• (0,11)

• (11,0)

Tags

CCSS.HSF-IF.C.7E

What is the y-intercept of the graph?

• (-1,0)

• (0,-1)

• (0,3)

• (3,0)

Tags

CCSS.HSF-IF.C.7E

What is the x intercept of this function?

 $\sqrt{x+2}-4$  

• (0,-2.59)

• (-2.59,0)

• (14,0)

• (0,14)

Tags

CCSS.HSF-IF.C.7B