Предмет: Алгебра, автор: shkyrkolera2000


x2 - 8x + 17
​

Ответы

Автор ответа: nastyanastyaneko
0

Ответ:

каким способом надо решить ?

Объяснение:

Предыдущий вопрос
Следующий вопрос
Похожие вопросы
Предмет: Русский язык, автор: vadimorlov767
Со словами варкует , мяукает , лает , квакают , кукарекают , блеют , хрюкают , гагонют , стрекочют , кукуют  . Составить предложение 
1 год назад
Предмет: Английский язык, автор: slavacirlan
Past or Present?
(“English – III” by Vereshchagina)
Write the Past or the Present forms of the verbs:
1. When I ________(get) up this morning, I ________(see) a lovely present near the Christmas tree.
2. All children ________(like) to play with toys.
3. What ________(be) your favourite time of the year? – I ________ (think), it ________(be) summer.
4. How many animals _______ you _______(see) when you were at the Zoo?
5. Five days ago I ________(put) a little seed into the ground and today there is a little flower here.
6. – ________(can) you skate? – I ________(can) skate very well when I was a child, but I have no skates now.
7. – ______(be) your mother a doctor or a housewife? – She ______(be) a doctor three years ago, but now she ______(not/work).
8. Fred ________(go) to the park yesterday.
9. Every day Ann ________(go) for a walk with her dog, ________(play) with it and ________(give) it meat and milk.
10. I ________(not/do) my homework yesterday, because it ________(be) Sunday.
11. My brother ________(come) home late yesterday, because he ________(help) his friend to draw a picture.
12. When I ________(see) my friend in Christmas clothes I started laughing.
13. Now Mike ________(sing) very well, but some months ago he ________(not/can).
14. Every day Al ________(do) his morning exercises, because he________(want) to be strong.
15. Sarah is a very kind girl: she always ________(give) sweets and other tasty things to her friends.
16. If you ________(swim) in the river, be careful – there are many sharp stones in it.
17. When Mary ______(give) me her pen, I ______(say): “Thank you” to her.
18. Pete often ________(go) to school by bus, but today the weather ________(be) fine, so he ________(want) to walk there.
19. Sue ________(have) got many pets at home and she ________(know) how to take care of them.
20. – ________ you ________(have) porridge for breakfast yesterday? – No, I ________(not/like) porridge.
21. Last winter I ________(skate) and ________(ski) a lot.
22. Lucy ________(eat) potatoes and meatballs for dinner yesterday, but she ________(not/eat) tomatoes, because she never ________(eat) tomatoes for dinner.
23. – ________ you ________(drink) apple juice yesterday? – No, I ________(drink) orange juice.
24. Some people ________(know) very many interesting things, but I think that when they were little, they ________(know) not so much.
25. Sam ________(like) to swim and dance.
26. Polly ________(can) skate when she was six.
27. Mary and Mike ________(play) chess now.
28. Lucy ________(be) a nice girl. She ________(have) only good marks at school.
29. Bob ________(do) his homework yesterday and today he can play with his friends.
30. Why ________(be) Kate happy? Her parents ________(give) her nice presents for her birthday.
31. At the moment I’m busy: I ________(write) an exercise. I ________(can/not) do it yesterday.
32. Last Monday I ________(come) home, ________(have) dinner and ________(do) my lessons. Then I ________(go) for a walk.
 решите как тест
1 год назад
Предмет: Русский язык, автор: Lis113Lis
Морфологический разбор слова всё-таки
1 год назад
Предмет: Физика, автор: paanchuknastya
Объясните почему происходит охлаждение
8 лет назад
Предмет: Информатика, автор: memetbek
В кинозале имеется n рядов по m мест в каждом (m и n-константы). Цена билета в первом ряду-1 рубль, в каждом следующем ряду в два раза дороже, чем в предыдущем. Известно, что крайние места каждого ряда на 1 рублю дешевле остальных мест этого ряда. Выведите таблицу с ценами билетов за каждое место (Паскаль) можно пожалуйста простое решение
8 лет назад