17.3) y = x * sqrt[3](sqrt[x]), вычислите y'(1).

y(x) = x * x^(1/6) = x^(7/6). y'(x) = (7/6) * x^(1/6). Подставим x = 1, y'(1) = (7/6) * 1^(1/6) = 7/6.