Answer:
b bc its the right one :D i think
Answer:
a_n=224(1/2)^n-1
Step-by-step explanation:
In this geometric sequence, we can see that the common ratio is 1/2 and the 1st term is 224. using this information, we can plug it into the geometric series formula and we get a_n=224(1/2)^n-1.
Answer: 36, sorry my bad I put the wrong answer earlier
Answer:
9
Step-by-step explanation:
I think you can solve this question now