Quite possibly the most controversial president America has ever had, Andrew Jackson is one of the few presidents on American currency. Based on what you now know about Andrew Jackson, does he deserve the honor of being displayed on the twenty dollar bill? For a 7th grade(2 pieces of evidence)

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: (