ГДЗ Алгебра 7 клас Істер (2024)

Спростіть вираз: 1) (10m2n)2 ∙ (3mn2)3 = 100m4n2 ∙ 27m3n6 = 2700m7n8; 2) (–1/2ab3)3 ∙ (4а5)2 = –1/8a3b9 ∙ 16a10 = –2a13b9; 3) –(3a6m2)3 ∙ (–a2b)4 = –(27a18m6)(a8b4) = –27a26b4m6; 4) (–5ху6)4 ∙ (0,2x6y)4 = 625x4y24 ∙ 0,0016x24y4 = x28y28.