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Use the Root Test to determine the convergence or divergence of the series

Write the first five terms of the sequence of partial sums.​

Find the Maclaurin series for the function

Determine the convergence or divergence of the series

Find the limit of the sequence with the given nth term 

Determine the convergence or divergence of the series.​

An investment costs $4,000 but is expected to have a net annual benefit of $1,500 per year for five years. Using a MARR of 12%, what is the AW for this investment? 

How is MARR different from the annual interest rates (i) that we used previously? 

A project is being considered by Bulldog Engineering Incorporated (BEI). Using estimates from the engineering and finance teams, the project has a project PW of -$6,000 and a projected FW of -$18,500. EBI uses a MARR of 10% for all projects. Should EBI pursue this project? Why or why not?  

Acme Manufacturing is looking to purchase a packaging machine for their widgets production line. The manufacturing engineer has identified two suppliers for the packaging machine, with estimated costs shown in the table below. The study period for this case is 10 years. You can assume repeatability and a MARR of 8%. The anticipated market value of a Pack-It-Up machine in year 10 is $6,500. Wrap-O-Matic Pack-It-Up Initial Cost $10,000 $22,500 Annual Maintenance  $500 $700 Annual Labor Savings $2,400 $2,400 Salvage Value $1,400 $2,900 Useful Life 5 years 15 years b. Which alternative would you recommend if “do nothing” was an option? Why?