Question

Решите пожалуйста!Нужно срочно

Answer 1

$5log_2x textgreater 20; ,; log_2x textgreater 4; ,; x textgreater 2^4; ,; x textgreater 16\\ -4log_5x textless -12; ,; log_5x textgreater 3; ,; x textgreater 5^3; ,; x textgreater 125\\-6log_{0,5}x textless -6; ,; log_{0,5}x textgreater 1; ,; x textless 0,5\\-3log_{0,25}x leq 6; ,; log_{0,25}x geq -2; ,; x leq 0,25^{-2}; ,; x leq (frac{1}{4})^{-2}; ,; x leq 16\\3log_7x geq 6; ,log_7x geq 2; ,; x geq 7^2; ,; x geq 49\\3log_{0,2}x textgreater -6; ,; log_{0,2}x textless -2; ,; x textgreater 0,2^{-2}; ,; x textgreater 25$