укажите наименьшее значение выражения x+81/x при x>0

составьте текст на тему:"из окна автобуса" с однородными членами. 5-10 предложений.Спасибо!

Площадь квадрата 64см2.Чему равна его сторона?

Перевести только с не переводчика Brother Fox comes up to the well.He sees Brother Rabbit in it and says-Brother Rabbit,why are you in the well? I like it in here ,in the well.I want to have fish for dinner,says Brother Rabbit.*I want to have fish for dinner too.*says Brother Fox.*Then jump down into the well,too if you wan to have fish for dinner,*says Brother Rabbit.*How can I can jump into the well,Brother Rabbit ?**You jump into the bucket,Brother Fox,says Brother Rabbit..Brother Fox jumps into the bucket,and the busket with Brother Fox in it goes down.The other bucket with Brother Rabbit in it comes up.Brother Rabbit jumps out of bucket.*You,silly Brother Fox,goodbye,*says Brother Rabbit and runs away.Now B.R and B .F.,are not friends.

при каких натуральных значениях m дробь m+2 /5 будет правильной?