Предмет: Алгебра, автор: samattologonov12

428. Выполните умножение: а) (х + 4)(х + 2); б) (а — 1)(a + 3); B в) (-3-x)(х + 1): х - Am. П Ino​

Ответы

Автор ответа: natali198112306
0

Ответ:

a) x²+4x+2x+8=x²+6x+8

б) а²-а+3а-3=а²+3а-3

в) -3х-х²-3-х=-4х-х²-3

Объяснение:

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