Intro to Functions

Does this graph represent a function? (yes or no)

 $x\ -\ y^2=\ 9$  

Does this equation represent a function? Justify your answer.

 $f\left(x\right)\ =\ 4x^2-1$  
Evaluate the function by finding f(-2)

• -65

• 15

• 63

• -17

Tags

CCSS.HSF.IF.A.2

What is the domain and range of this function?

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

 $y\ =-\ \left(x-2\right)^2-4$  
What is the domain and range of this function?

What is your preferred name?

What are your preferred pronouns?