Ответ:
x = 8
Объяснение:
125x³ + 27 = 125x³ + 5x -13
27 = 5x - 13
-5x = -13 - 27
-5x = -40
(5x+3)(25x²-15x+9)=125x³+5x-13125x³+27=125x³+5x-1327=5x-13-5x=-13-27-5x=-40x=8
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Ответ:
x = 8
Объяснение:
125x³ + 27 = 125x³ + 5x -13
27 = 5x - 13
-5x = -13 - 27
-5x = -40
x = 8
(5x+3)(25x²-15x+9)=125x³+5x-13
125x³+27=125x³+5x-13
27=5x-13
-5x=-13-27
-5x=-40
x=8