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Using a Summation Series to Estimate a Quantity

Say the only tool given to you is a calculator which performs addition, subtraction, multiplication, and division.

Let X= Summation (k=1 -->n) e^-(k/n)^2 with N^20

Explain a practical way of computing X within an error of 10^8. Roughly how big is X?


Solution Summary

A Summation Series is used to Estimate a Quantity. The solution is detailed and well presented.