find the sum of the GP 1 + 3 + 9 + 27 + ......to 7 terms
Answers
Answered by
8
hope this will help you
Attachments:
Answered by
5
The given series is a G.P.
First term (a) is 1
Common ratio (r) is 3
Number of terms (n) is 7
Sum=a(r^n-1)/r-1
=1(3^7-1)/3-1
=1(2187-1)/2
=2186/2
=1093
The sum of the given series up to 7 terms is 1093
First term (a) is 1
Common ratio (r) is 3
Number of terms (n) is 7
Sum=a(r^n-1)/r-1
=1(3^7-1)/3-1
=1(2187-1)/2
=2186/2
=1093
The sum of the given series up to 7 terms is 1093
Similar questions