Question

Va rog sa ma ajutati . Trebuie sa obtineti un nr zecimal.

Answer 1

7*2⁴⁸*5⁴⁸/2⁴⁹*5⁴⁹= 7*10⁴⁸/10⁴⁹=7/10=0.7

Answer 2

$\frac{7* 4^{24} * 5^{48} }{ 10^{49} }= \frac{7* 4^{24}*( 5^2)^{24} }{ 10^{49} }= \frac{7* 100^{24} }{ 10^{49} }= \frac{7* 10^{48} }{ 10^{49} } = \frac{7}{10}=0,7$