Question

Question in comments , Help me please <33

Answer 1

okay

Answer 2

X is the input

Answer 3

And Y is the output

Answer 4

This is an input output table.

Answer 5

The same input cannot have more than one output

Answer 6

If the same input have more than 1 output, then it is not a function

Answer 7

X for letter a is:
-2, 0, 0, 2, 4 Y is:
4, 3, 4, 4, 6

Answer 8

You see 0 too times in the X row, and 0's output is 3, and 4. Therefore Letter A is not a function

Answer 9

two times*

Answer 10

Letter B:

X: 3, 5, 7, 10, 14
Y: 9, 6, 9, 2, 3

Answer 11

9 has two inputs. And this is allowed in functions.

Answer 12

So the answer is B ?

Answer 13

Since 9 is the output, it can have more than one input.

Answer 14

Yes, the answer is B.

Answer 15

Hope I helped