х^2+8х-13=0 помогите решить - №16373908

х^2+8х-13=0 помогите решить
- Предмет:
  Алгебра
- Автор:
  hana4qfh
- 6 лет назад

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Полное исследование функции
y=2x^3 + 3x^2 + 15
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Раскройте скобки и подскажите в каком они времени

1.He (to have) 2 dogs, but he (not to have) much time to spend with them.

2.He (must) to present his report tomorrow, but he (not to do) much about it.

3. Tomorrow my train (to leave) at 2 PM, and my mother (to come) to tell me goodbye.

4. Please (to come) to my party, because if you...(not to come), I...(to be) sad, as you...(to be) one of my best friends.

5. He...(not to be) to London, but tomorrow he...(to fly) there. He...(to be) to Paris three times and when he...(to be) there last time, he...(to think) and he...(to know), that he (to come back) there again

6. It...(to rain) often in England? — I...(not to be) sure, but I...(to hope), that it...(not to rain), because I...(to plan) to go there next week.

7. I (not can) see you tomorrow, because I (to meet) my friend in the park.

8. We (not to see) each other for several years, and when we (to see) each other last time, he (to be shopping) in the shopping center.

9. She (to have) a sister ? I (not to know), but I (to have a meeting) with her tomorrow and she (to tell) me yesterday, that she (can) to bring her with her.

10. How many students (to be) there in the room? I (not to know), but it (to seem) to me, that there (to be) 20, and the teacher (to write) something on the blackboard.

11. When I (to see) her last, she (to watch) a film in the living room.

12. She (must) to finish the article 2 weeks ago, but she (not can).

13. You (can) to visit me tomorrow ? I (to think), that I (not can).
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