### Ma 112 Precalculus Section 5.4 Exponential growth and decay THE MAIN QUESTIONS 2 of 4

Professor Zap discusses the equation A(t)=A_0 e^{rt}. There are three many questions: How much? How long? What rate? This problem determines how many years it will take for $25,000 to grow to 1/2 a million at 5%/

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