упростите выражение 2y (11y - 9) + 0.5 (4y - 3) (4y + 3) (a - 3b) (a + 3b) + (2a - 3b)^2 - 4a (b - a) (x + 6y)^2 - (6y + 5x) (6y - 5x) + x (12y - 6x). Created by Ufufney007. algebra-ru

упростите выражение 2y (11y - 9) + 0.5 (4y - 3) (4y + 3) (a

July 2022 1 7 Report

упростите выражение
2y (11y - 9) + 0.5 (4y - 3) (4y + 3)
(a - 3b) (a + 3b) + (2a - 3b)^2 - 4a (b - a)
(x + 6y)^2 - (6y + 5x) (6y - 5x) + x (12y - 6x)

Answers & Comments

Владик0597 1) 22y^2-18y+0.5*(16y^2-9)=22y^2-18y+8y^2-4.5=30y^2-18y-4.5
2)a^2-9b^2+4a^2-12ab+9b^2-4ab+4a^2=9a^2-16ab
3)x^2+36y^2-36y^2+25x^2+12xy-6x^2=20x^2+12xy

3 votes Thanks 6

Ufufney007 Спасибо

razlozhite na mnozhiteli a2 b2 ab a3a2b ab2 b3 xc yc x22xy y2

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Ufufney007 August 2022 | 0 Ответы

vypishite slovosochetaniya kotorye vy schitaete literaturnoj normoj orientirovad52795b8d146785354fa753e9ffdd9bc 55327

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Ufufney007 July 2022 | 0 Ответы

predstavte trehchlen v vide kvadrata dvuchlena 81x2 18xyy2

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Answers & Comments

razlozhite na mnozhiteli a2 b2 ab a3a2b ab2 b3 xc yc x22xy y2

vypishite slovosochetaniya kotorye vy schitaete literaturnoj normoj orientirovad52795b8d146785354fa753e9ffdd9bc 55327

predstavte trehchlen v vide kvadrata dvuchlena 81x2 18xyy2

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