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n-0-1-3n-1-3-e-2cos-3-2-3-e-




Question Number 166697 by Eulerian last updated on 25/Feb/22
 Σ_(n=0) ^∞  (1/((3n)!)) =^?  (1/3) [e + ((2cos((3/( 2(√3)))))/( (√e)))]
n=01(3n)!=?13[e+2cos(323)e]
Commented by MJS_new last updated on 26/Feb/22
see question 166660
seequestion166660

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