6.38: Graphing Square Root Functions

Adding or subtracting outside of the square root moves the function up and down. Ex.  $\sqrt{x}+3$  

• True

• False

Adding or subtracting inside of the square root moves the function left and right. Ex.  $\sqrt{x-2}$  

• True

• False

Subtracting inside of the square root moves the function to the right. Ex.  $\sqrt{x-2}$  

• True

• False

What is the equation for this graph?

• $\sqrt{x}-4$

• $\sqrt{x}+4$

• $\sqrt{x-4}$

• $\sqrt{x+4}$

What is the range of this graph? (output values)

• (4, infinity)

• (infinity, 4)

• (-4, 4)

• (-infinity, infinity)

What is the equation for this graph?

• $\sqrt{x}-2$

• $\sqrt{x}+2$

• $\sqrt{x-2}$

• $\sqrt{x+2}$

What is the equation for this graph?

• $\sqrt{x+3}-2$

• $\sqrt{x+3}+2$

• $\sqrt{x-3}-2$

• $\sqrt{x-3}+2$

What is the equation for this graph?

• $\sqrt{x+4}-1$

• $\sqrt{x+4}+1$

• $\sqrt{x-4}-1$

• $\sqrt{x-4}+1$

What is the equation for this graph?

• $\sqrt{x+2}-3$

• $\sqrt{x+2}+3$

• $\sqrt{x-2}-3$

• $\sqrt{x-2}+3$

What is the domain for this graph? (input values)

• (2, infinity)

• (infinity, 2)

• (-2, 2)

• (-infinity, infinity)