For each sequence, determine whether its arithmetic , geometric or neither. write an explicit or recursive formula for each sequence . you must show your work toearn credit for each problem. 1, 3, 6, 10, 15 4, 13/3, 14/3, 5 16/3

Marquise has 200 meters of fencing to build a rectangular garden. the garden's area (in square meters) as a function of the garden's width w w (in meters) is modeled by: a ( w ) = − w 2 + 1 0 0 w a(w)=−w 2 +100w what side width will produce the maximum garden area? meters