Use technology to complete parts (a) a. Find the monthly payment for a loan of $6000 with an APR of 13% and a loan term of 15 years. The monthly payment is $ (Round to the nearest cent as needed.) b. Describe the change in the monthly payment for the loan in part (a) if the loan term is doubled. The payment from the payment for the loan in part (a) to $ (Round to the nearest cent as needed.) c. Describe the change in the monthly payment for the loan in part (a) if the APR is halved. The payment from the payment for the loan in part (a) to $ (Round to the nearest cent as needed.)