Which of the following is considered a need? a. a new car b. a clothes dryer c. a place to sleep d. lunch at a local restaurant

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: (