Question

Помогите пожалуйста)

Answer 1

$frac{9 ^{log _{12}288 } }{9 ^{log _{12}2 } } =9 ^{log _{12} 288-log _{12} 2}=9 ^{log _{12}(288:2) } =9 ^{log _{12}144 } =9 ^{2} =81$