Mortgages The balance owed y on a $50,000 mortgage after x monthly payments is shown in th...

Mortgages The balance owed y on a $50,000 mortgage after x monthly payments is shown in the table that follows. Graph the data points with each of the equations below to determine which is the better model for the data, if x is the number of months that payments have been made.

a. y = 338,111.278x−0.676

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b.