Verified answer

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1)8-|x| ≥ 0;

1.1)8-x≥0; x≤8;

1.2) 8--x≥0; x≥-8;

2) x(x^2-4) > 0;

2.1) x1 > 0 и x^2-4 >0; |x2|>2; x > 2;

2.2) x1 < 0 и x^2-4 < 0; |x2|<2; -2< x < 0;

x ∈ (-2;0)∪(2;8]