treywainwright06 treywainwright06 12-12-2022 Mathematics Answered 4. Given the formula above: (a) Show that [tex]n=\frac{-log(1-\frac{P*r}{m}) }{log(1+r)}[/tex] (b) Using (a), determine the number of months it would take to pay off a $150000 loan at a monthly 0.5% rate with $1000 payments.