# Business & Economics Applications of Growth / Decay Models Integration

from math import e def pv(p, k, t): k = k / 100 return p * e**(-k*t) def fv(p, k, t): k = k / 100 return p * e**(k*t) def apv(r, k, t): k = k / 100 return (r / k) * (1 - e**(-k*t)) def afv(r, k, t): k = k / 100 return (r / k) * (e**(k*t) - 1) Present Value of a Trust In 18 years, Maggie Oaks is to receive $200,000 under the terms of a trust established by her grandparents. …