РЕШИТЕ!!! 3(х+y)(x-y)-(x+y)²( x+y)³-x(x+y)². Created by Kisa693. algebra-ru

РЕШИТЕ!!! 3(х+y)(x-y)-(x+y)²( x+y)³-x(x+y)²...

July 2022 1 18 Report

РЕШИТЕ!!!
3(х+y)(x-y)-(x+y)²
( x+y)³-x(x+y)²

vikaferkovich 3(x2-y2)-(x2+2xy+y2)=3x2-3y2-x2+2xy+y2=4x2-2y2+xy
x2-x в квадрате
3x2-3x в квадрате
Последнее не знаю

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Kisa693 Спасибо большое :3