Answer:
a₁ = 1
r = 3
Step-by-step explanation:
Since it’s a geometric series then
a₁ = 1 ( because 1 is the first term of the series)
3/1 = 9/3 = 27/9 = 81/27 = 3 then r=3.
Step-by-step explanation:
Answer:
1:4 and 6:24
Step-by-step explanation:
Not enough information to actually do the problem, please provide more.
Answer:
120
Step-by-step explanation:
Answer:
a) 20
b) 7
c) 18
d) 5
e) 36
f) 72
g) 10
Step-by-step explanation: