Answer:
In the geometric sequence we have:
a
1
=
9
,
5
144
.
We can write that:
⋅
q
4
16
2
∨
−
From those calculation we can deduce that the sequence can be:
18
36
72
or
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Answers & Comments
Answer:
In the geometric sequence we have:
a
1
=
9
,
a
5
=
144
.
We can write that:
9
⋅
q
4
=
144
q
4
=
16
q
=
2
∨
q
=
−
2
From those calculation we can deduce that the sequence can be:
9
,
18
,
36
,
72
,
144
or
9
,
−
18
,
36
,
−
72
,
144