Question

(1/2)^3*2^-4/2^-5
(1/7)^2*7^-4/7^-6
/-дробь

Answer 1

1
2^(-3)*2^(-4)/2^(-5)=2^(-3-4+5)=2^(-7)=1/128
2
7^(-2)*7^(-4)/7^(-6)=7^(-2-4+6)=7^0=1