Which function represents the graph below?
YA
O
O
y =
y=
y=
6
(-1 if -6>x2-4
Oif -4>x2-2
1 if -2>x20
2 if 0>x22
3 if 2>x24
4 if 4>x26
(-1 if -6 Oif -4 1if-2 2 if 0 3 if 2 4 if 4 < x≤6
(-1if -6≤x≤-4
Oif-4≤x≤-2
1if-2≤x≤0
2 if 0≤x≤2
3 if 2≤x≤4
(4 if 4≤x≤6