Arrange the following in the order of decreasing basic character: 1. p-Toluidine 2. N,N-Dimethyl-p-toludine 3. p-Nitroaniline 4. Aniline
List−IList−II P.Ifα=π7then 1cosα+2cosαcos2α=1.2Q.undersetx→∞Lt[(x−1)(x−2)(x+3)(x+5)(x+10)]15−x=2.3R.∫2−23x2dx1+ex=3.4S.Let f(x)=x3+x2+2x−1.The minimum integral value of x if x satisfies f(f(x))>f(2x+1) is4.8