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Byju's Answer
Standard X
Mathematics
nth Term of an AP
Find x, if ...
Question
Find
x
,
if
3
,
2
x
,
9
are in AP.
A
2
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B
6
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C
3
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D
4
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Solution
The correct option is
D
3
Given series is
3
,
2
x
,
9
The condition to be in AP is
4
x
=
3
+
9
4
x
=
12
x
=
12
4
=
3
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