Question

помогите 20 баллов !!!!!!!!!!

Answer 1

$\displaystyle 125^4\times\frac{(5^6)^4}{(25^3)^6} =(5^3)^4\times(5^6)^4\div((5^2)^3)^6=5^{12}\times5^{24}\div5^{36}=5^{12+24-36}=5^0=1$

Answer 2

Решение на фотографии