Question

Срочно!!! Даю 50 баллов

Answer 1

$\frac{c^8\cdot u^8}{(c^2)^4}=\frac{1}{256}\\\\\frac{c^8\cdot u^8}{c^8}=\frac{1}{2^8}\\\\u^8=(\frac{1}{2})^8\\\\u=\pm \sqrt[8]{(\frac{1}{2})^8}\\\\u=\pm \frac{1}{2}$