The model 116.625 X>750 approximates the length of a home mortgage of $150,000 at 6% in terms of the monthly payment. In the model, t is the length of the mortgage in years and is the monthly payment ind (a) Approxtmate the lengths of a $150,000 mortgage at 6 when the monthly payment is $097.72 and when the monthly payment is $3,642.62. (Round your answers to the art whole number) $897.72 t= $1,642.62