oo ____ \ ` \ n \ (x - 1) ) -------- / n / 2 /___, n = 1
Sum((x - 1)^n/2^n, (n, 1, oo))
/ 1 x | - - + - | 2 2 | 1 x| | ------- for |- - + -| < 1 | 3 x | 2 2| | - - - | 2 2 < | oo | ___ | \ ` | \ -n n | / 2 *(-1 + x) otherwise | /__, \n = 1
Piecewise(((-1/2 + x/2)/(3/2 - x/2), |-1/2 + x/2| < 1), (Sum(2^(-n)*(-1 + x)^n, (n, 1, oo)), True))
x^n/n
(x-1)^n
1/2^(n!)
n^2/n!
x^n/n!
k!/(n!*(n+k)!)
csc(n)^2/n^3
1/n^2
1/n^4
1/n^6
1/n
(-1)^n
(-1)^(n + 1)/n
(n + 2)*(-1)^(n - 1)
(3*n - 1)/(-5)^n
(-1)^(n - 1)*n/(6*n - 5)
(-1)^(n + 1)/n*x^n
(3*n - 1)/(-5)^n