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Sum of n Terms

The nth ter...

Question

The $n^{t h}$ term of a sequence is $(2 n - 3)$ , find its $15 t h$ term.

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Solution

Given:-
$T_{n} = 2 n - 3$
For $15^{t h}$ term,
$n = 15$
Therefore,
$T_{15} = 2 \times 15 - 3 = 30 - 3 = 27$

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