Answer:2
Step-by-step explanation:
2^2=4 and 2+2=4
the answer is x=47 hope this helps
Answer:
I think 3
Step-by-step explanation:
Answer:
87380
Step-by-step explanation:
The sum to n terms of a geometric sequence is
=
where a is the first term and r the common ratio
r = = 4 and a = 4, hence
= = = 87380