शरीर द्रव तथा परिसंचरण | Class 11 NCERT जीव विज्ञान | 3 PM Class By Pooja Ma'am | L4 | Hindi Medium

12 PM Special Class | Class 11 - STRUCTURE OF ATOM || BOHR MODEL By Yakshu Ma'am

Let l = {0,pm1,pm2,pm3,pm4,...} and R={(a,b):(a-b)//4=k,kinl} is an equivalence relation, find equivalence class[0].