Question

Решите номер 46.Есть вложение.

Answer 1

$frac{x^{-6}+x^{-4}+x^{-2}}{x^2+x^4+x^6} = frac{x^{-6}(1+x^2+x^4)}{x^2(1+x^2+x^4)} = frac{x^{-6}}{x^2} =x^{-6-2}=x^{-8}$

$frac{c^3+c^5+c^7}{c^{-7}+c^{-5}+c^{-3}} = frac{c^3(1+c^2+c^4)}{c^{-7}(1+c^2+c^4)} = frac{c^3}{c^{-7}} =c^{3-(-7)}=c^{10}$