6^-4 = 1/(6^4) = 1/(1296) = 1/12962^-6 = 1/(2^6) = 1/643^-4 = 1/(3^4) = 1/81
6^-4 : (2^-6 3^-4) = 1/1296 : (1/64 1/81) = 1/1296 : (1/5184) = 1/1296 * 5184 = 4
3^-2 = 1/(3^2) = 1/95^-3 = 1/(5^3) = 1/125
3^-2 5^-3 = (1/9) (1/125) = 1/1125
15^-3 = 1/(15^3) = 1/3375
3^-2 5^-3 : 15^-3 = (1/1125) : (1/3375) = 1/1125 3375 = 3
6^-4 = 1/(6^4) = 1/(1296) = 1/1296
2^-6 = 1/(2^6) = 1/64
3^-4 = 1/(3^4) = 1/81
6^-4 : (2^-6 3^-4) = 1/1296 : (1/64 1/81) = 1/1296 : (1/5184) = 1/1296 * 5184 = 4
3^-2 = 1/(3^2) = 1/9
5^-3 = 1/(5^3) = 1/125
3^-2 5^-3 = (1/9) (1/125) = 1/1125
15^-3 = 1/(15^3) = 1/3375
3^-2 5^-3 : 15^-3 = (1/1125) : (1/3375) = 1/1125 3375 = 3