Question

Doar subpunctul f . Va rog ajutati-ma !

Answer 1

   
[tex]\displaystyle \\ (8^5 \cdot 3^9):(2^{14}\cdot 9^3) = \\ \\ =\frac{8^5 \cdot 3^9}{2^{14}\cdot 9^3} = \\ \\ \\ = \frac{\Big(2^3\Big)^5 \cdot 3^9}{2^{14}\cdot \Big(3^2\Big)^3} = \\ \\ \\ =\frac{2^{3\times5} \cdot 3^9}{2^{14}\cdot 3^{2\times 3}} =\frac{2^{15} \cdot 3^9}{2^{14}\cdot 3^{6}} =2^{15-14}\cdot 3^{9-6} =2^1 \cdot 3^3 = 2 \cdot 27 = \boxed{54}[/tex]