жителей ак орды называли

Пусть x1 и x2- корни уравнения3x²-4x-1=0. Не решая уравнение, найдите:x1³+x2³. Подробно.

Составьте предложения:

1) go / do / to / sinema / When / you / the

2) Where / have / does / lunch / Kate

3) listen / you / in / the / the / Do / to / radio / morning

4) they / Where / football / do / play

5) she / Does / French / study

6) brother / the / work / his / Does / city / in / centre

7) friends / When / do / play / your / tennis

8) have / do / When / lunch / you

9) work / in / office / Do / an / they

Зарание спасибо.