F(x) = 7* x^3 / Wurzel(x) = 7 * x^3 / x^(1/2) = 7 * x^3 * x^(-1/2) = 7 * x^(6/2 + (-1/2)) = 7 * x^(5/2)
F= 7 * 2/7 * x^(7/2) = 2 * x^(7/2) = 2 * x^(6/2 + 1/2) = 2 * x^3 * x^(1/2) = 2 * x^3 * Wurzel(x) = (x^3 * Wurzel(x)) / (1/2) = ((x^4 / x) * Wurzel(x)) / (1/2) = (x^4 * Wurzel(x)) / ((1/2) * x) = (x^4 * x^(1/2)) / ((1/2) * x) = (x^4) / (1/2) * x * x^(-1/2)) = (x^4) / ((1/2) * x^(2/2 + (-1/2))) = (x^4) / ((1/2) * x^(1/2)) = (x^4) / ((1/2) * Wurzel(x))