Is this a function? x

1
2
3
4
5

y

1
4
9
16
25

Yes

Step-by-step explanation:

It is a function since each x-coordinate is used only once. No two x-coordinates are equal. That makes it a function.

Yes

10 down (bang1)

5 up

5down (2)

2.5 up

2.5 down (3)

1.25 up

1.25 down (4)

now add them up : )

hoped i lol

where is abdul's work? don't see that anywhere posted : /

step-by-step explanation: