Question

Is the relation {(–2, 5), (–1, 5), (–1, 4), (–1, –3), (–2, 0)} a function? Explain.

Answer 1

this relation is not a function. Let F is a function, F(-1)=5,F(-1)=4,F(-1)=-3 it is impossible because of function definition.

Answer 2

thanks

Answer 3

This relation is not a function because there -1 from domain is repeating. There are three values 5, 4 and -3 from range.