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(3^3*27^4*9^(-5))/(3^10*9^(-15)*3^5)= (3^3*((3^3)^4)*((3^2)^-5))/(3^10*((3^2)^-15)*3^5=(3^3*3^12*3^-10)/(3^10*3^-30*3^5)=3^5/3^-15=3^-10
((1/4)^3*2^-10/4^3/2^5)/(2^8/2^4*2^6)=((2^-2)^3*2^-10/(2^2)^3/2^5)/2^10=(2^-6*2^-10/2^6/2^5)/2^10=2^-5/2^10=2^-15
Zadanie 2
10 km=100000 dm=10^5 dm
10 cm=100 mm=10^2 mm