1) х² + 12 х – 64 = 0
2) х² -11 х + 30 = 0
3) х² + 14 х + 24 = 0
4) 2х² + 3 = 3 - 7х
5) ( 3х – 1) (х + 2) = 20
РЕБЯЯТ УМОЛЯЮ КИДАЮ ВСЕ БАЛЛЫ
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