Please helppp Enter the first 4 terms of the sequence defined by the rule given.
f(1) = 9, f(n)=f(n − 1) – 3
The first 4 terms are

Ricky takes out a $31,800 student loan to pay his expenses while he is in college. after graduation, he will begin making payments of $190.66 per month for the next 30 years to pay off the loan. how much more will ricky end up paying for the loan than the original value of $31,800? ricky will end up paying $ more than he borrowed to pay off the loan.