МЩ Мария Щербинина Ответ x^(3/4) = 1 x^3 = 1^4 x = 1^(4/3) x = 1 x^(3/4) = 1/27 [1/27 = 1/3^3) = 3^(-3)] x^3 = [3^(-3)]^4 = 3^(-12) x = [3^(-12)]^(1/3) = 3^(-12*1/3) = 3^(-4) = 1/81