Use an app called Socratic, take a photo of the questions you're stuck on, then it will help you in stages and show you the answer.
I think the answer is 8x. I am not 100% sure
Answer:
the answer is d
Step-by-step explanation:
the x values don't repeat so therefore It is a function.
The value of 9 is 9,000 (nine thousand)
This question confused me. I don't know what u are asking