Question

{(-1, 2), (0, 2), (5, 2)} is a function.
true
false

Answer 1

False, those are coordinates.

Answer 2

false

Answer 3

which is the ordinate and which is the abiscus?

Answer 4

Actually, that is a 2x3 matrix.

Answer 5

If they are points on a function, then yes

Answer 6

if each input is unique and produces the same output; then its a function.

Answer 7

or better;

if the same input produces different outputs; its not a function lol

Answer 8

of course it defines a function . all you have to do is write
\[f:=\{(-1,2),(0,2),(5,2)\}\]and you have your function.

Answer 9

satellite: :)

Answer 10

i guess you have to make sure that the first numbers do not repeat, but they do not. jeez!