Предмет: Алгебра, автор: solneshko13

(3х-2у)²=
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Автор ответа: volodyavoronko
0
(3х-2у)²=(3х)²-2×3х×2у+(2у)²=9х²-12ху+4у²
Автор ответа: oksik1970
0
(3х-2у)²=9х² - 12xy + 4у²
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