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nth Term of A.P

Third term of...

Question

Third term of the sequence whose $n^{t h}$ term is $2 n + 5,$ is ............

1

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11

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2

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12

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Solution

The correct option is D $11$
Since, $a_{n} = 2 n + 5$

The third term is,

$a_{3} = 2 (3) + 5$

$a_{3} = 11$

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