Решите неравенство (x - 7) (x + 8) (x - 12) ≥ 0
А: [−8;7]∪[12;+∞)
Б: (−∞;−4)∪(−3;1)
В: (−5;−1)∪(2;+∞)
Г: (−∞;+∞)∪[7;12]
Решите неравенство (2-x) (3x + 6) (x2-1)> 0
А: (−2;−1)∪(1;2)
Б: (−∞;−2)∪(−1;1)∪(2;+∞)
В: (−6;0)∪(1;6)
Г: (−2;−12)∪(2;3)
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