Question

помогите пожалуйста

Answer 1

1
$30x^5y^6;5x^2y^4=6x^3y^2$
2
$75a^8b ^{11} :5a^3b^4=15a^5b^7$
3
$p ^{11} m^6q ^{9} :p^3m^2q^7=p^8m^4q^2$
4
$d^2n^3z ^{10} :dnz^5=dn^2z^5$