Question

the next term of an A.P: 3,1,-1,-3....is?

Answer 1

$heya \\ \\ next \: term \: of \: this \: a.p \: after \: - 3 \: is \: 5th \: term \: \\ \\ so \: \: 5th \: term \: is \: \: \: a + (5 - 1)d \\ \\ here \: a \: = 3 \: \: \: and \: \: \: d \: = 1 - 3 \\ \\ 5th \: term \: is \: \: 3 + 4( - 2) \\ \\ = - 5$