Home Mathematics MATHEMATICS: A Textbook for Grade 10 Chapter 7: Relations and Functions
1.
If R = {(3, 4), (2, 3), (5,6), (4, 5), (7, 8)}, then dom(R) =
{3,4,2,3,5,6,4,5,7,8}
{3,2,5,4,7}
{4,3,6,5,8}
{∅}