11.15 сравните значение многочленов
1) 2,25х³ - 16х² и -2,5 х⁴ + 3х³ при = -2
2) 3,6 х³ - 1,875х⁴ и 0,125 х⁵ - х⁹ при х= - 2
с объяснением

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