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Series Converges Identify B.n

Calculus
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(−1)n
(4n − 5)
7n + 5
n = 1


Identify
 
bn.
Apr 24th, 2015

limit extending to infinity for given expression is 

(-1)^n*(4-5/n)/(7+5/n)=4/7 if n is even 

-4/7 if n is odd

since it reaches a definite value at end ,series converges

Apr 25th, 2015

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