Answer:
5 12 9
Step-by-step explanation:
Answer:
f(n)= 5 · 4

Step-by-step explanation:
You use the explicit formula for geometric sequence. The five is the firat term and is placed correctly. The 4 is the rate of change, because if you multiply 5 by 4 you get 20 and so on.
56 is equal to the product of 7 and 8 hope it helps!
Answer: A
Step-by-step explanation:
Pi is irrational