In 795 ce, the japanese capital was moved to what city whose name means capital city?
tokyo
kyoto
nagasaki
sapporo

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: (