Answer:
NO.
Step-by-step explanation:
No because 13 > 4 + 5.
It is a GP.
a = 3
r = 2
a(n) term = ar^n
As it increases as multiples, it is a geometric progression or a GP.
Not to sure if this is correct but I think it is 6: 1 : 18
pls msg me if you need explanation
x = - 3.42443 or 6.42443
