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Автор - saloxonka

Решите уравнение с параметром а
1)ax=-2
2)(a+2)x=3
3)(a-3)x=3-a
4)(a+3)x=(a+3)(a-2)

Ответ

Автор - milediy
х=-2/а

2)х=3/(а+2)
3)х=3-а/а-3
4)х=(a+3)(а-2)/(а+3)

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