6 ____ \ ` \ /9*pi (3 - 3*cos(pi*n))*cos(n*x) (3*x*cos(n*pi) - 3*x)*sin(pi*n)\ \ |---- + -------------------------- + -------------------------------| / | 4 2 pi*n | / \ n *pi / /___, n = 1
Sum(9*pi/4 + ((3 - 3*cos(pi*n))*cos(n*x))/((n^2*pi)) + (((3*x)*cos(n*pi) - 3*x)*sin(pi*n))/((pi*n)), (n, 1, 6))
2*cos(3*x) 6*cos(5*x) 6*cos(x) + ---------- + ---------- 27*pi 3 25 ----- + ---------------------------------- 2 pi
27*pi/2 + (6*cos(x) + 2*cos(3*x)/3 + 6*cos(5*x)/25)/pi
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