Предмет: Математика, автор: Zloyshkolnik2001

-9x^2+12x-4 решите пожалуйста!!!

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Автор ответа: Fadis27

0

- 9x^2 + 12x - 4 = - (9x^2 - 12x + 4) = - ( 3x - 2)^2

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