Betty just purchased a home. She took out a mortgage of $600,000 amortized over 30 years at a rate of j2=4% with monthly payments. After 4 years, she refinanced her mortgage at a rate of j2=3.8% for the remaining 26 years. Calculate her new monthly payment after refinancing. Round all of your loan payments up to the next cent. On your worksheet, clearly label and show your work for each step (formulas or calculator inputs). Your