Simplify: (x2/3)3/4(x^{2/3})^{3/4}(x2/3)3/4
x1/2x^{1/2}x1/2
x1/3x^{1/3}x1/3
x2/4x^{2/4}x2/4
x3/2x^{3/2}x3/2