( 1,3 * 10 в степени -4 ) * ( 3 * 10 в степени 3 )

разобрать по составу слова разговаривали , ягодка

Пожалуйста помогите!!!!: Fill in: in, on, from, at, of. 1) Try to keep my advice ______mind. 2) Tim is____holiday____the moment. 3) Jane is_____ a business trip_____Italy. 4) You'll find more information about it ______the net. 5) Suntan lotion protects you____the sun. 6) You'll find nice clothes_____low prices in this shop. 7) You should put your rubbish ______ the bin. 8) Many people choose to work______ the comfort_______their home.

решите уравнение 8,7y-4,5y=10,5