Question 354629
Hi,
{(1,2), (3,4), (5,5)}

*Note: To qualify as being a function, each x value must result in a unique value of y.  This relation satisfies that.
.
domain would be {1,3,5 } and the range would be {2,4,5}


{{{drawing(300,300, -6, 6, -6, 6,
circle(1, 2,0.2),
circle(3, 4,0.2),
circle(5, 5,0.2),
graph( 300, 300, -6, 6, -6, 6))}}}