Вычислите: (25^12*0,5^-24)/10^25.

\[\frac{25^{12} \cdot {0,5}^{24}}{10^{25}} = \frac{\left( 5^{2} \right)^{12} \cdot \left( 2^{- 1} \right)^{24}}{2^{25} \cdot 5^{25}} =\]

\[= \frac{5^{24} \cdot 2^{- 24}}{2^{25} \cdot 5^{25}} = \frac{2}{5} = 0,4.\]