Предмет: Алгебра, автор: ulukpanovaeldan

Решите уравнение
(X+2)(X2-2X+4)-X (X-3)(X+3)=26

Ответы

Автор ответа: ЕкарныйБабай
0
(X+2)(X2-2X+4)-X (X-3)(X+3)=26
x³+8-x(x²-9)=26
x³-x³+9x=18
9x=18
x=2
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