(-3а^15 b8)^2(-4аb^3)^3

1) ( - 3 а^15 b^8 ) ^2 = 9 a^30 b^16
2) ( - 4 a b^3 )^3 = - 64 a^3 b^9
3) ( 9 a^30 b^16 )•( - 64 a^3 b^16 ) = - 576 a^33 b^32
Ответ ( - 576а^33b^32 )