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va rogg e urgentt !!! DAU COROANA!​

Va Rogg E Urgentt DAU COROANA class=

Răspuns :

Răspuns:

[tex]= 5*\frac{5*3+2}{3} - \frac{48}{10}* (-2,5)^{2} =[/tex]

[tex]= 5*\frac{17}{3} - \frac{24}{5}* (\frac{25}{10})^{2} =[/tex]

[tex]= \frac{85}{3} - \frac{24}{5}* (\frac{5}{2})^{2} =[/tex]

[tex]= \frac{85}{3} - \frac{24}{5}* \frac{25}{4} =[/tex]

[tex]= \frac{85}{3} - 6*5 =[/tex]

[tex]= \frac{85-3*30}{3}=[/tex]

[tex]= -\frac{5}{3}[/tex]

Explicație pas cu pas:

(-2,5)² = 2,5²