Question

log1/3(5-8x)>-2
помогите спочно надо

Answer 1

$log_{1/3}, (5-8x) textgreater -2; ,quad ODZ:; x textless frac{5}{8}; ,; x textless 0,625\\5-8x textless (frac{1}{3})^{-2}\\5-8x textless 9\\8x textgreater -4\\x textgreater -frac{1}{2}\\Otvet:; ; xin (-frac{1}{2},frac{5}{8}); ; ili; ; xin (-0,5; ;; 0,625)$