Mathematics, 15.10.2019 06:30 kprincess16r

Which relations are functions and which are not functions?
column a column b
1.
{(2, 2), (4, 4), (6, 6),
(8, 8)}
2.
{(0, 3), (3, 5), (5, 6),
(8, 4)}
3.
{(1, 2), (3, 3), (4, 8),
(6, 3)}
4.
{(3, 4), (5, 2), (5, 6),
(7, 3)}

a.
function
b.
not a function

Answers: 2

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Which relations are functions and which are not functions?
column a column b
1.
{...