4)Se da:
[tex]l=10cm=0,1m\\
p=11,3 \frac{g}{ cm^{3} } =11300 \frac{kg}{ m^{3} } \\
m=?kg\\
Formule:\\
m=p*V\\
m=p*l^{3}\\
Calcule:\\
m=11300*0,1^{3}=11,3kg\\
5)Se-da:\\
m=2kg\\
V=1dm^{3}=0,001m^{3}\\
p=p1=p2=p3=p4\\
V1=0,2dm^{3}=0,0002m^{3}\\
V2=0,4dm^{3}=0,0004m^{3}\\
m3=0,2kg\\
m4=0,6kg\\
m1=?kg\\
m2=?kg\\
V3=?m^{3}\\
V4=?m^{3}\\
Formule:\\
p= \frac{m}{V} \\
m1=V1*p\\
m2=V2*p\\
V3= \frac{m3}{p} \\
V4= \frac{m4}{p} \\
Calcule:\\
Calculezi-deja-p;m1;m2;V3;V4-ca-numi-permite-siteul\\
sa-mai-scriu-caractere.[/tex]
