What is the rule for the ordered pairs (0,0) (1,2) (2,8) (3,18) and (4,32)

Which of the following is the missing term, a2, of the geometric sequence in which a1=2 and a3=200

Aaron invested a total of $4,100, some in an account earning 8% simple interest, and the rest in an account earning 5% simple interest. how much did he invest in each account if after one year he earned $211 in interest? select one: a. $200 at 8%, $3,900 at 5% b. $3,200 at 8%, $900 at 5% c. $900 at 8%, $3,200 at 5% d. $3,900 at 8%, $200 at 5%

How many 3/8s are in 6 plz someone tell me now