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Byju's Answer
Standard XII
Mathematics
Sum of Coefficients of All Terms
The product o...
Question
The product of five positive number in G.P is
32
and ratio of the greatest number to the smallest number is
81
:
1
, find the numbers.
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Solution
Let the numbers be,
a
r
2
,
a
r
,
a
,
a
r
,
a
r
2
Given,
a
r
2
×
a
r
×
a
×
a
r
×
a
r
2
=
32
a
5
=
32
∴
a
=
2
a
r
2
a
r
2
=
81
1
r
4
=
81
∴
r
=
3
Therefore the numbers are,
2
3
2
,
2
3
,
2
,
2
(
3
)
,
2
(
3
)
2
⇒
2
9
,
2
3
,
2
,
6
,
18
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