Question

алгебра 7 класс номер 218

Answer 1

$(xy)^{2}=x^{2}y^{2}\(2abc)^{1}=2abc\(ab)^{2}=a^{2}b^{2}\(3muk)^{2}=9m^{2}u^{2}k^{2}\(2x)^{3}=8x^{3}\(13xy)^{9}=13^{9}x^{9}y^{9}\(3y)^{2}=9y^{2}\(17cd)^{20}=17^{20}c^{20}d^{20}$