3x^2-16x+6=0. Чому дорівнює добуток коренів рівняння пж срочно​

сочинение моя подруга сррочно

Rewrite the following sentences in the passive. 1. The exhibition displayed exhibits from 40 participating nations. 2. Participants hold business talks, negotiate transactions and sign contracts. 3. Fairs and exhibitions give visitors a good idea of the country's way of life. 4. Companies and firms from Belarus will present a great part of the exhibits. 5. They have traditionally regarded Belarus as an agrarian country. 6. Groups of firms organized several exhibitions of Chinese merchandise. 7. Representatives from nearly 50 large-scale and private firms attended the exhibition.