Determine the range of the following graph:
12
11
10
9
8
7
6
5
4
3
2
-12-11-10 -9 -8 -7 -6 -5 -4 -3 -2 -1
1 2 3 4 5 6 7 8 9 10 11 12
- 2
-9
-10
Can somebody help me with this question ? T.i.a (:
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