Let P(n) denote the statement that `n^2+n` is odd . It is seen that `P(n)rArr P(n+1),P(n)`
Channel: Doubtnut
Date: 2020-05-24

Let P(n) denote the statement that `n^2+n` is odd . It is seen that `P(n)rArr P(n+1),P(n)` is true for all