ГДЗ Алгебра 7 клас Мерзляк (2024)

Спростіть вираз:

1) 4а ∙ (–Заb) = –12а2b;
2) –2m2 ∙ 0,1m4n ∙ (–5n3) = m6n4;
3) 0,3а2b4 ∙ 1,2а4b = 0,36а6b5;
4) –6х3у6 ∙ 1,5хy = –9х4y7;
5) –14b2с8d8 ∙ 12/7b6d3 = –14b2c8d9 ∙ 9/7b6d3 = –18b8c8d12;
6) (4 )/9а4с ∙ (–12а2с3) ∙ 1,8а4b5 = 4/9а4с ∙ (–12а2с3) ∙ 9/5а4b5 = –9,6а10b5c4;
7) Зх6 ∙ (–4х2у)2 = Зх6 ∙ 16х4y2 = 48х10у2;
8) (–ху)3 ∙ (–2x2y2)4 = –х3у3 ∙ 16х8y8 = –16x11y11.