m=2,5*[tex] 10^{7} [/tex]J supra 0,35*4,4*[tex] 10 ^{7} [/tex]J=
va rog frumos sal calculati


Răspuns :

[tex]\frac{2,5 \cdot 10^7}{0,35\cdot 4,4 \cdot 10^7}= \frac{2,5}{1,54} =1,6[/tex]

(2,5· 10⁷)/(0,35·4,4·10⁷) = 2,5/(0,35·4,4) = 2500/35·44 = 500/7·44 =

= 125/7·11 =125/77 ≈ 1,62