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Byju's Answer
Standard XII
Mathematics
Geometric Progression
Identify whet...
Question
Identify whether the following sequence is a geometric sequence or not.
−
3
,
9
,
−
27
,
81
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Solution
For geometric sequence, ratio between subsequent terms should be constant, here,
=
9
−
3
=
−
3
,
−
27
9
=
−
3
,
81
−
27
=
−
3
A Geometric sequence.
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