C-04-Q071mediumsingle_mcqx4y2z−26\sqrt[6]{x^4 y^2 z^{-2}}6x4y2z−2 in exponent form is—ax4/6y2/6z−2/6x^{4/6} y^{2/6} z^{-2/6}x4/6y2/6z−2/6b