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Find the missing number: -1, 0, ____, 8
1
2
3
4
The series follows a pattern of $$n^2-1$$
=> 0*0 - 1 = -1
=> 1*1 - 1 = 0
=> 2*2 -1 = 3
=> 3*3 - 1 = 8
Therefore, 3 is the correct answer.
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