If you buy a computer directly from the manufacturer for $2,241 and agree to repay it in 48equal installments at 1.7% interest per month on the unpaid​ balance, how much are your monthly​ payments? A...

If you buy a computer directly from the manufacturer for $2,241 and agree to repay it in 48equal installments at 1.7% interest per month on the unpaid​ balance, how much are your monthly​ payments?

A ​$154,600 mortgage for 15 years for a new home is obtained at the rate of 9.7​% compounded monthly. Find​ (a) the monthly​ payment, (b) the interest in the first payment, (c) the principal repaid in the first​ payment, and​ (d) the finance charge