Zadanie 41
a)
0,01=\frac{1}{100}=(\frac{1}{10})^2=(\frac{10}{1})^{-2}=10^{-2}
b)
0,0001=0,1^4=(\frac{1}{10})^4=\frac{1}{10^4}=10^{-4}
c)
0,000001=(0,1)^6=(\frac{1}{10})^6=\frac{1}{10^6}=10^{-6}
d)
0,01^7=((0,1)^2)^7=0,1^{14}=(\frac{1}{10})^{14}=\frac{1}{10^{14}}=10^{-14}
e)
0,1^{-7} =(\frac{1}{10})^{-7}=10^7
f)
0,01^3=((0,1)^2)^3=0,1^6=(\frac{1}{10})^6=10^{-6}
Zadanie 42
a)
1 m = 100 cm=10^2cm , 1 cm = \frac{1}{100} m=\frac{1}{10^2}=10^{-2}m
b)
1 t = 1000 kg=10^3kg , 1 kg = \frac{1}{1000} t=\frac{1}{10^3}=10^{-3}t
c)
1km = 1000 m = 100 000 cm
1 km = 100000cm=10^5cm , 1 cm = 0,00001km=\frac{1}{10^5}=10^{-5} km
d)
1t = 1000 kg = 1 000 000 mg
1 t = 1000 000 mg = 10^6mg , 1 mg =0,000001t=\frac{1}{10^6}= 10^{-6}t