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lg(j+2)/cos(j+1)

Suma de la serie lg(j+2)/cos(j+1)



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Solución

Ha introducido [src]
  25            
 ___            
 \  `           
  \   log(j + 2)
   )  ----------
  /   cos(j + 1)
 /__,           
j = 1           
$$\sum_{j=1}^{25} \frac{\log{\left(j + 2 \right)}}{\cos{\left(j + 1 \right)}}$$
Sum(log(j + 2)/cos(j + 1), (j, 1, 25))
Velocidad de la convergencia de la serie
Respuesta [src]
log(3)   log(4)   log(5)   log(6)   log(7)   log(8)   log(9)   log(10)   log(11)   log(12)   log(13)   log(14)   log(15)   log(16)   log(17)   log(18)   log(19)   log(20)   log(21)   log(22)   log(23)   log(24)   log(25)   log(26)   log(27)
------ + ------ + ------ + ------ + ------ + ------ + ------ + ------- + ------- + ------- + ------- + ------- + ------- + ------- + ------- + ------- + ------- + ------- + ------- + ------- + ------- + ------- + ------- + ------- + -------
cos(2)   cos(3)   cos(4)   cos(5)   cos(6)   cos(7)   cos(8)    cos(9)   cos(10)   cos(11)   cos(12)   cos(13)   cos(14)   cos(15)   cos(16)   cos(17)   cos(18)   cos(19)   cos(20)   cos(21)   cos(22)   cos(23)   cos(24)   cos(25)   cos(26)
$$\frac{\log{\left(9 \right)}}{\cos{\left(8 \right)}} + \frac{\log{\left(18 \right)}}{\cos{\left(17 \right)}} + \frac{\log{\left(24 \right)}}{\cos{\left(23 \right)}} + \frac{\log{\left(22 \right)}}{\cos{\left(21 \right)}} + \frac{\log{\left(16 \right)}}{\cos{\left(15 \right)}} + \frac{\log{\left(23 \right)}}{\cos{\left(22 \right)}} + \frac{\log{\left(17 \right)}}{\cos{\left(16 \right)}} + \frac{\log{\left(11 \right)}}{\cos{\left(10 \right)}} + \frac{\log{\left(3 \right)}}{\cos{\left(2 \right)}} + \frac{\log{\left(10 \right)}}{\cos{\left(9 \right)}} + \frac{\log{\left(5 \right)}}{\cos{\left(4 \right)}} + \frac{\log{\left(4 \right)}}{\cos{\left(3 \right)}} + \frac{\log{\left(7 \right)}}{\cos{\left(6 \right)}} + \frac{\log{\left(8 \right)}}{\cos{\left(7 \right)}} + \frac{\log{\left(14 \right)}}{\cos{\left(13 \right)}} + \frac{\log{\left(20 \right)}}{\cos{\left(19 \right)}} + \frac{\log{\left(13 \right)}}{\cos{\left(12 \right)}} + \frac{\log{\left(26 \right)}}{\cos{\left(25 \right)}} + \frac{\log{\left(19 \right)}}{\cos{\left(18 \right)}} + \frac{\log{\left(27 \right)}}{\cos{\left(26 \right)}} + \frac{\log{\left(6 \right)}}{\cos{\left(5 \right)}} + \frac{\log{\left(21 \right)}}{\cos{\left(20 \right)}} + \frac{\log{\left(25 \right)}}{\cos{\left(24 \right)}} + \frac{\log{\left(15 \right)}}{\cos{\left(14 \right)}} + \frac{\log{\left(12 \right)}}{\cos{\left(11 \right)}}$$
log(3)/cos(2) + log(4)/cos(3) + log(5)/cos(4) + log(6)/cos(5) + log(7)/cos(6) + log(8)/cos(7) + log(9)/cos(8) + log(10)/cos(9) + log(11)/cos(10) + log(12)/cos(11) + log(13)/cos(12) + log(14)/cos(13) + log(15)/cos(14) + log(16)/cos(15) + log(17)/cos(16) + log(18)/cos(17) + log(19)/cos(18) + log(20)/cos(19) + log(21)/cos(20) + log(22)/cos(21) + log(23)/cos(22) + log(24)/cos(23) + log(25)/cos(24) + log(26)/cos(25) + log(27)/cos(26)
Respuesta numérica [src]
570.401577613683176037537095241
570.401577613683176037537095241
Gráfico
Suma de la serie lg(j+2)/cos(j+1)

    Ejemplos de hallazgo de la suma de la serie