Question

Solve the following equation:
Find the 17th term of end of the following A.P.
$1,6,11,16,.....,201$

Answer 1

$a=201$, $d=-5$

So, $T_{17}=201+(x-1)(-5)=201+(17-1)(-5)$

$T_{17}=201-(16\times 5)=201-80=121$