Answer:
1/n^5
Step-by-step explanation:
Apply exponent rule : a^b * a^c = a^b+c
= n^3-8
Subtract the numbers.
= n^-5
Apply exponent rule : a^-b = 1/a^b
n^-5 = 1/n^5
Please mark brainliest if possible, hope this helps.
Answer:
r is -7
Step-by-step explanation:
(I believe that you mistyped and meant that the fourth term in the sequence should be -686)
The easiest way to find the common ratio is to divide the numbers that are adjacent to each other
As you can see, when we divide a term by its previous term, we get -7 every time. This is our common ratio.
Answer:
can you be clear pls
Step-by-step explanation: