Question

Пожалуйста 7 номер!!!!

Answer 1

1)(125*5^(-5))^4*(25^(-3))^(-1)=

=(5^3*5^(-5))^4*(5^2)^3=

=(5^(-2))^4*5^6=5^(-8)*5^6=

=5^(-2)=1/5^2=1/25

2)((-16)^(-4)*32^(-3))/64^(-5)=

=((-2^4))^(-4)*(2^5)^(-3))/(2^6)^(-5))=

=2^(-16)*2^(-15)/2^(-30)=

=2^(-31)/2^(-30)=2^(-1)=1/2