Question

[3.05] The domain of the following relation: R: {(−4, 3), (3, 6), (−2, 1), (3, 6)} is
a.{1, 3, 6}
b.{−4, 3, −2, 3}
c.{−4, −2, 3}
d.No domain exists

Answer 1

Remember: the domain is the set of x values of the ordered pairs.

Answer 2

And you don't list the members of the domain more than once.