Solution

Solution

Solution steps
Apply the constant multiplication rule:
Apply Series Root Test:converges

Popular Examples

sum from n=0 to infinity of cos(2npi)sum from n=0 to infinity of 15/4 (1/4)^nsum from n=1 to infinity of 1/(2^n-9)sum from n=7 to infinity of 1/(n(n+1))sum from n=1 to infinity of 7/(n^2+16)

Frequently Asked Questions (FAQ)

  • What is the sum from n=1 to infinity of 3n(1/4)^n ?

    The sum from n=1 to infinity of 3n(1/4)^n is converges