Question

Meaning of nth term in class 10 arithmetic progressions

Answer 1

nth term means the last term in that AP
n in this context is a constant hence the value may be given or you may use the following formula
$tn = a + (n - 1)d \\ a = first \: term \\ d = common \: difference \\ n = number \: of \: terms \\ tn = last \: term$