200k views
1 vote
Would be nice to if somebody helped me. ​

Would be nice to if somebody helped me. ​-example-1
User Abdusco
by
7.6k points

1 Answer

4 votes

Answer:

1,456

Explanation:

The sum of n terms of a geometric sequence with first term a1 and common ratio r is given by ...

Sn = a1·(r^n -1)/(r -1)

For your series with a1=4, r=3, and n=6, the sum is ...

S6 = 4·(3^6 -1)/(3 -1) = 2·728 = 1,456

User Grayscale
by
8.0k points

No related questions found

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.4m questions

12.2m answers

Categories