Answer:
- 1364
Step-by-step explanation:
The n th term of a geometric series is
= a
where a is the first term and r the common ratio
4
← is an n th term
with a = 4 and r = - 2
The sum to n terms of a geometric series is
=
, thus
= 
= 
= 
= 
= - 1364
2782 is the answer my friend
Answer:
Red
Step-by-step explanation:me need points
Answer:
B
Step-by-step explanation:
2x5=10
4x5=20
8x5=30