Предмет: Алгебра, автор: nasyrovsergej4

срочно!!!!

докажите, что многочлен х³-х²-3х+2, делиться нацело на многочлен х²+х-1

Ответы

Автор ответа: mmb1

2

х³-х²-3х+2 | х²+х-1

|-------------

x³+x²-x x - 2

------------

-2x²-2x+2

-2x² -2x +2

----------------

0

х³-х²-3х+2 = (х²+х-1)(x - 2)

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