How do you find the sum of the first 5 terms of the geometric series: 4+ 16 + 64…?
1 Answer
Dec 29, 2015
Explanation:
Sum of a geometric series is given by
Where
#Sum=S=(4(1-4^5))/(1-4)=(4(1-1024))/(-3)=(4(-1023))/(-3)=(-4092)/(-3)=1364#
Hence the required sum is
