Question

ПОМАГИТЕ!!! ПОЖАЙЛУСТА

Answer 1

$\frac{-x^{3}*x^{23}}{(-x^{4})^{7}} =\frac{-x^{3+23}}{-x^{4*7}} =\frac{x^{26}}{x^{28}} =\frac{1}{x^{2}} =1:(\frac{1}{5} )^{2}=5^{2}=25$