Răspunsuri

2014-03-06T16:04:27+02:00
La 1 nu inteleg.
la 
A : 0.2= \frac{1}{5}
25= 5^{2}
 \frac{1}{ 5^{100} } *   (5^{2}) ^{50} =1.
0.25=1/4
0.04=1/25
(1/4)^25*(1/25)^25=(1/100)^25=1/(10^50) .deci  are 50 de zecimale
A*(b*C)
la 1 ai de calculat a*b*c sau?
DA
a*b=17.25 c=7.05 a*b*c=17.25*7.05=121.6125
B SI C IN PARANTEZA