tolong jawab dongg butuh banget sumpah

[tex]2.a. \\ \frac{ {2x}^{5 - 3} \times {y}^{3 - ( - 1)} \times {z}^{ - 2 - ( - 3)} }{3} \\ \frac{ {2x}^{2} \times {y}^{4} \times {z}^{1} }{3} [/tex]