Given that the $n^{th}$ term, $T_n$, of a sequence is $T_n = 7n + 5$, find the $2^{nd}$ term

Question

Given that the $n^{th}$ term, $T_n$, of a sequence is $T_n = 7n + 5$, find the $2^{nd}$ term, the sum of the $24^{th}$ and the $27^{th}$ term, the highest common factor of the $10^{th}$ and the $15^{th}$ term.

Accepted Answer

(i) $T_2=19$ (ii) $T_{24}+T_{27}=367$ (iii) HCF $=5$

General Term of a Sequence

General Term of a Sequence

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