1+3+9+...+3^(n-1)=(1)/(2)(3^(n)-1)

Name: 1+3+9+...+3^(n-1)=(1)/(2)(3^(n)-1)
Uploaded: 2024-02-12T21:01:43.000Z
Duration: PT6M49.434S
Description: 1+3+9+...+3^(n-1)=(1)/(2)(3^(n)-1)