Answer:

Explanation:
In the first example the division results in a radical, not a polynomial.
The remaining examples are not counter-examples (they do result in a polynomial)
Step-by-step explanation:

= 4
.......
Answer:
you can put in any of the numbers that are already listed in the x values. You can put 5, 14, -1, and 23 because something can't be a function if x values repeat.
Answer:
4
Step-by-step explanation:
it's just another way of saying find the slope
Pay= hourly pay + tip= 23*2.22+(0.12)*465
that should help