Answer:
a. In a one-to-many relation, at least one (input) value maps to (more than one) (output) value. This means a one-to-many relation (cannot) be a function,
Step-by-step explanation:
Answer: 
Step-by-step explanation:
To find the function h(x), you need to subtract the function 
and the function 
.
Distribute the negative sign:
Now you can add the like terms:
Therefore, you get that the function h(x) is:
Answer:
9 to 4
Step-by-step explanation:
If you divide each of the first numbers on the answers by each of the second numbers they all become a ratio of 2 to 1 except for 9 to 4.
