Question

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

Answer 1

(5^3)^6x(5^-2)^4/(5^2)x(5^2)^7=
5^18x5^-8/(5^2)x5^14=
5^(18-8)/5^(2+14)=
5^10/5^16=
5^(10-16)=
5^-6=
(1/5)^6=
1/15625