Respuesta :

Answer:

[tex]2) \: {a}^{9} {b}^{12} [/tex]

Step-by-step explanation:

[tex] {( \frac{ {a}^{ - 8} b}{ {a}^{ - 5} {b}^{3} }) }^{ - 3} \\ ( \frac{ {a}^{24} {b}^{3} }{ {a}^{15} {b}^{ - 9}} ) \\ {a}^{24 - 15} \: {b}^{3 - ( - 9)} \\ {a}^{9} {b}^{12} \\ [/tex]