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Byju's Answer
Standard XII
Mathematics
Sequence
Find the 4t...
Question
Find the
4
t
h
term of the series whose
n
t
h
term is
2
n
+
1
n
2
:
A
9
16
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B
7
16
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C
11
16
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D
16
9
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Solution
The correct option is
A
9
16
Given:
t
n
=
2
n
+
1
n
2
∴
t
4
=
2
×
4
+
1
4
2
=
9
16
Hence, the answer is
9
16
.
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