а)36a²b³-49a*b; б)2x²+20x+50

Поставте вопросы к каждому члену предложения

1.Careless students never do their work well.

2.Whenever we go to that office they welcome us very warmly

3.We produce different products.

4.Your business proposal is very interesting.

5.I am too busy to stay with you.

6.The manager calls to his partners every day.

7.They often discuss their business matters with clients.

8.The company sells its goods all over the world.