Question

Помогите пожалуйста!

Answer 1

1). (1/9n^2m^4)^2×(-(3n^5 m^2)^5
-1/81n^4 m^8×243n^25 m^10
-n^4m^8×3n^25m^10
-3m^18×n^29

2). A^3=(-3p)^3
B^2=(x^2y)^2