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  • 18-10-2020
  • Mathematics
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Why does the series not exist?

Why does the series not exist class=

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MathPhys
MathPhys MathPhys
  • 18-10-2020

Step-by-step explanation:

(7n − 5) / (2n + 5) approaches 7/2 as n approaches infinity.  However, this is an alternating series.  So the function is fluctuating between -7/2 and +7/2.  So the limit does not exist.

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