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Автор - DImas7804

срочно люди хелп ми (4 и 5)

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Ответ

Автор - vitcdubovik

Ответ:

2x -1<x^2-4x+4

-x^2+6x-5<0

x^2-6x+5=0

x1= 1

x2=5

x є (1;5)

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