What is that I have never seen a problem like that. Is this a actual question or are you playing around...‼️
Answer:
or 5.83095
Step-by-step explanation:
Use the distance formula 
Make sure to round the answer appropriately if not asked for in square root form!!
Yes
For f(x) to represent a function each value of x from the domain must only map to one unique value in the range, called one-to-one
This is the case here as each value of x maps to one unique value in the range
domain x ∈ {- 5, - 4, 0, 3 }
range y ∈ {0, 2, 10, 16 }
The answer is A. 6 and 10