Question

Помогите пожалуйста!

Answer 1

$1)2x^9*(-4a^2x^3)^2=2x^9*16a^4x^6=32a^4 x^{15}$
$2)(-a^3b^6)^5*5ab^4=-a ^{15} b ^{30} *5ab^4=-5a ^{16} b ^{34}$
$3)(-0,2m^3np^4)^2*25mn^3p=0,04m^6n^2p^8*25mn^3p=m^7n^5p^9$