876080119... ;) hope this helps Feni
I'm pretty sure it is d, you are combining the terms which is the same thing.
Answer: .
Step-by-step explanation:
Distance formula : Distance between points (a,b) and (c,d) is given by :-
Distance between points .
Hence, the correct option is .
This is the answer for both number 9 and number 11.
Good luck