Use Prn1−1+rn−nt to determine the regular payment​ amount, rounded to the nearest dollar. Consider the following pair of mortgage loan options for a ​$150,000 mortgage. Which mortgage loan has the lar

Use Prn1−1+rn−nt to determine the regular payment​ amount, rounded to the nearest dollar. Consider the following pair of mortgage loan options for a ​$150,000 mortgage. Which mortgage loan has the larger total cost​ (closing costs​ + the amount paid for points​ + total cost of​ interest)? By how​ much?Mortgage​ A: 15​-year fixed at 9.25​% with closing costs of ​$1500 and 1 point.Mortgage​ B: 15​-year fixed at 7.5​% with closing costs of ​$1500 and 5 points.