During WWII, many governments forced Jews to live in urban ghettos which often had walls to keep the occupants inside. What are these ghettos an example of? A.
ethnic distribution

B.
regional concentration

C.
forced segregation

D.
affinity segregation

You are given the first four terms of an arithmetic sequence. why might you use a recursive formula? why might you use an explicit formula? under what conditions might a recursive formula be preferred over the explicit formula? under what conditions might an explicit formula be preferred over the recursive formula? pleasss ! sorry if it's a long question: (