and a design life of 25 years. Show cash flow diagrams for each alternative. Alternative A entails expenses of $500 per year for the entire lifespan plus an additional $1000 in year 6, $1500 in year 11, $2000 in year 16, and $2500 in year 21. Alternative B entails expenses of $600 per year for the entire lifespan plus an additional $100/yr starting in year 14 and continuing through year 25.
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