Answer:
Step-by-step explanation:
18,12,8,16/3
common ratio is : 12/18 reduces to 2/3
check...
18 * 2/3 = 36/3 = 12
12 * 2/3 = 24/3 = 8
8 * 2/3 = 16/3
yep...it checks out
the common ratio is 2/3 <==
Answer: 8^2 18^2
Step-by-step explanation: The way that you figure out the power is by multiplying the 4x2=8 than the 9x2=18 than you raise them both to the second power.