Question

If $t_n=2n+3$, then find the first two terms of a given sequence

Answer 1

Given, $t_n=2n+3$
First two terms of the sequence are,
Put $n=1$,
$t_1=2\left(1\right)+3=5$
Put $n=2$,
$t_2=2\left(2\right)+3=7$
First two terms of the series are $t_1=5$ and $t_2=7$.