Упростить (x-3)(x²+3x+9)-(x+1)(x-1)(x-2). Created by Karkar404. algebra-ru

Упростить (x-3)(x²+3x+9)-(x+1)(x-1)(x-2)...

Karkar404 @Karkar404

July 2022 1 3 Report

Упростить (x-3)(x²+3x+9)-(x+1)(x-1)(x-2)

Answers & Comments

oqilovmehrob

Объяснение:

$(x - 3)( {x}^{2} + 3x + 9) - (x + 1)(x - 1)(x - 2) = \\ {x}^{3} - {3}^{3} - ( {x}^{2} - 1)(x - 2) = \\ {x}^{3} - 27 - ( {x}^{3} - 2 {x}^{2} - x + 2) = \\ {x}^{3} - 27 - {x}^{3} + 2 {x}^{2} + x - 2 = \\ 2 {x}^{2} + x - 29$

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31 3xx 212x

ochen srochno 50 ballov goryat

srochno napishite opishite lyuboe slovo tak chtoby ne bylo napisanno konkretno chto e

2x y1 zhelatelno reshenie na foto

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