Предмет: Математика, автор: Artem2662

Спростити вираз (x-3)(x+3)-x(x-2)

Ответы

Автор ответа: vityamath
1

Ответ:

Пошаговое объяснение:

(x-3)(x+3)-x(x-2)

(x-3)(x+3)-x(x-2)=x^{2} -9-x^{2} +2x=2x-9

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