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