How do I get an IEP teacher? A 504 plan?

To qualify for a 504 plan, a student needs to have “a physical or mental impairment that substantially limits one or more major life activities.” Life activities can include everyday activities like walking and breathing. But they can also include learning, concentrating, thinking, and communicating.

Step-by-step explanation:

yep

yes because there is exactly one y value for every x value

for function there can't be more than one value for every x value