Attributes of Square Root Functions

What is the X-INTERCEPT of this square root function?

• (0,0)

• (9,0)

• (0,-3)

• (1,1)

What is the DOMAIN of this square root function?

• all real numbers

• $x\ge0$

• $x\le0$

• $y\ge0$

What is the RANGE of this square root function?

• all real numbers

• $x\ge0$

•  $y\le0$ 

•  $y\ge-3$ 

What is the DOMAIN of this square root function?

• all real numbers

• $x\ge1$

• $x\le1$

• $x\ge2$

What is the RANGE of this square root function?

• all real numbers

•  $y\ge1$ 

•  $y\le2$ 

•  $y\ge2$ 

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

Identify the Range

• (- ∞, -2 ]

• [ -2, ∞ )

• All Real Numbers

• [ 0, ∞)

Tags

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

Find the domain and range of the function
Hint:  Use a scratch graph to help you visualize things. 

• Domain: (-∞, ∞)  Range: [-∞, 4]
• Domain: [1, ∞)  Range: (-∞, 4]
• Domain: [-1. ∞) Range: [4, ∞) 
• Domain: [4, ∞) Range: [-1,∞) 

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.B.4

CCSS.HSF.IF.B.5

CCSS.HSF.IF.C.7

What is the DOMAIN of the function?

• [-3, infinity)
•  [0, infinity)
• [3, inifinity)
• (-infinity, 0}

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.B.5

What is the y-intercept of the function

 $f\left(x\right)=\sqrt{x+4}+1$  ?

•  $\left(0,0\right)$  

•  $\left(0,3\right)$  

•  $\left(3,0\right)$  

•  $None$