Answer:
4.1
Step-by-step explanation:
I used a calculator I hope this helps
No they would be intersecting. x=-1 is a vertical line down the x axis on -1. y=2 is a horizontal line at 2 on the y axis.
Answer: 2 is not a function because 1 has no unique image
Step-by-step explanation:
Just remember that the word "of" means "multiply" in mathematical terms
Now lets get started working out this problem of yours

Also, remember:

and down is rounded to

|

and up is going closer to