Question

Hi, if it's possible to answer this now, Thank you so much. If you don't know the answer, that's ok :D

Answer 1

Answer:

5. $4^{9}$

Step-by-step explanation:

There is a common ratio r between consecutive terms, that is

r = 20 ÷ 5 = 80 ÷ 20 = 320 ÷ 80 = 4

This indicates the sequence is geometric with n th term

$a_{n}$ = a . $r^{n-1}$

Here a = 5 and r = 4 , thus

$a_{10}$ = 5. $4^{9}$

Answer 2

Answer:

5x4^10

Step-by-step explanation:

Hope this helps have a nice day :)