If \( \alpha \) and \( \beta \) be two roots of the equation \( x^{2}-64 x+256=0 \). Then the value of \( \left(\frac{\a…

If \( \alpha \) and \( \beta \) be two roots of the equation \( x^{2}-64 x+256=0 \). Then the value of \( \left(\frac{\alpha^{3}}{\beta^{5}}\right)^{1 / 8}+\left(\frac{\beta^{3}}{\alpha^{5}}\right)^{1 / 8} \) is :

[JEE Main 2020, 6 Sep (Shift 1)]