calculate the sum of the following geometric series when N = 1000 and r =1/2 I have searched here and in the "help" in Matlab, but i found nothing about the geometric series

calculate the sum of the following geometric series when N = 1000 and r =1/2 I have searched here and in the "help" in Matlab, but i found nothing about the geometric series

Answer 1

[Roger Stafford]

If your geometric series is a, a*r, a*r^2, ..., a*r^N, then its sum is:

s = a*(1-r^(N+1))/(1-r)

Answer 2

[Walter Roberson]

Hint:

x = 1;
r = 3;
x = x * r
x = x * r
x = x * r
...

Answer 3

[Waleed Alrabghi]

Thank you guys