Question

Помогите пожалуйста решить

Answer 1

$\displaystyle\bf\\\Big(\frac{1}{16} \Big)^{4} :0,25^{7} =\Bigg[\Big(\frac{1}{4} \Big)^{2} \Bigg]^{4} :\Big(\frac{1}{4} \Big)^{7} =\Big(\frac{1}{4} \Big)^{8} :\Big(\frac{1}{4} \Big)^{7} =\\\\\\=\Big(\frac{1}{4} \Big)^{8-7} =\frac{1}{4} =0,25$