Question

Решите пример пожалуйста

$7^{ frac{4}{log_37} }$

Answer 1

7^(4/log(3,7))=(7^4)^ (1/log(3,7))=(7^4)^((log(7,3)/log(7,7)))=(7^4)^log(7,3)=7^log(7,3^4)=3^4=81