Chapter A.6, Problem 87E

In Problems 83–88, simplify by writing each expression as a simple or single fraction reduced to lowest terms and without negative exponents.

87.     $\frac{{\left(x+2\right)}^{2/3}-x\left(\frac{2}{3}\right){\left(x+2\right)}^{-1/3}}{{\left(x+2\right)}^{4/3}}$