A sequence is shown below. 4, 8, 16, 32, . . . Which formula can be used to determine the nth term in the sequence? Use the form
ula to find a8.
1 answer:
Answer:
a8 = 512.
Step-by-step explanation:
This is geometric sequence with common ratio r = 2 and first term a1 = 4.
nth term = a1 r^(n-1)
So a8 = 4 2(^8-1)
= 4 * 2^7
= 4*128 = 512.
You might be interested in
Answer:
i believe it is 14/33 if its not then im very sorry
Step-by-step explanation:
Well 6,8 and 5,8 the answer
Answer: 8
Step-by-step explanation:
Answer:
refer to this attachment
