Question

Please help me, I don’t know what to do

Answer 1

Answer:

Number 1 is a function. If you can draw a vertical line through the line graphed and it doesn't pass through it twice, it is considered a function.

Number 2 is B.

Number 3 is A. **I don't know this one for certain, but I graphed A and B for you.

I don't know number 4.

Number 5 is Beatz on Demand. This company charges $5.99 a month, while iTunez charges $8.99 a month.

Step-by-step explanation:

Below is the graph for number 3.