NCERT Example 7 - Relations and Functions

Question: Let A={1,2,3,4,5,6} and R={(x,y): y=x+1}. Write R in roster form and find its domain, codomain and range.

Answer: R={(1,2),(2,3),(3,4),(4,5),(5,6)}; domain={1,2,3,4,5}; codomain=A; range={2,3,4,5,6}.

Full step-by-step NCERT solution with diagrams on Something by Zero.

All Chapter 2 solutions