Consider a sequence |
|||||||
a) |
162 |
b) |
64 |
c) |
32 |
d) |
2 |
Consider a sequence |
|||||||
a) |
162 |
b) |
64 |
c) |
32 |
d) |
2 |
(a,c)
Given
in G.P.
Let then for
we have
i.e. with common ratio
given
Also and are integers
must be even then only
will be an integer
Hence possible values of is 4 and 6. (
as terms are distinct)
Hence possible value of is