Answer:
A function is a relation between sets where for each input, there is exactly one output.
1) Yes
2) Yes
3) Yes
4) No
Answer: a is true
Step-by-step explanation:
Answer: the magnitude of a real number without regard to its sign.
Step-by-step explanation:
Meaning whether it is 5 or -5 the absolute value is 5 for both because that is their distance from zero.
X = 15
Inverse operations would be + 5 to the -5 which cancels that out, & adding 5 to the 15 which gives you 15
