Ryan opens a bank account with $50. each month he deposits an amount that doubles his savings. ryan gets $2 from the bank each month as an incentive for maintaining this savings pattern. which recursive function represents the amount in ryan's account in any month?
a: next = 2 x now + 2, starting at 50
b: next = 2 + 2, starting at 2
c: next = now + 2, starting at 50
d: next = 2 - now, starting at 50
e: next = 2 x now, starting at 2