If [x] denotes the greatest integer less than or equal to ` x  and n in N , ` then ` f(X)=
Channel: Doubtnut
Date: 2020-05-24

If [x] denotes the greatest integer less than or equal to ` x  and n in N , ` then ` f(X)= nx+n-[nx+n]+tan""(pix)/(2)` , is