Question: I need help with this problem. Monthly mortgage payments M (A, r) (in dollars) for a 30-year fixed-rate mortgage are a function of the loan

I need help with this problem.

Monthly mortgage payments M (A, r) (in dollars) for a 30-year fixed-rate mortgage are a function of the loan amount A (dollars) and the interest rater (percent). Use the table to answer the questions below. Interest Rate (%) 5 6 7 $100000 477.42 536.82 599.55 665.30 Loan Amount $150000 716.12 805.23 899.33 997.95 $200000 954.83 1073.64 1199.10 1330.60 $250000 1193.54 1342.05 1498.88 1663.26 (a) Approximate the value of the partial derivative f (150000, 4) using the values from the table. Show your work on your paper and then enter your answer here. Round answer to three decimal places. Do NOT provide units. fA (150000, 4) ~ (b) Approximate the value of the partial derivative f, (150000, 4) using the values from the table. Show your work on your paper and then enter your answer here. Round answer to two decimal places. Do NOT provide units. f. (150000, 4) ~ (c) Notice that f (175000, 4.5) is not on the chart. Use your answers above to approximate the monthly mortgage payment for a 30-year fixed-rate mortgage with a loan amount of $175000 and interest rate of 4.5%. Show work. Round to two decimal places. f (175000, 4.5) ~ $

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