Найти корни уравнения: z2−16z−17=0 Ответ: z1= z2= - Знания.site

Найти корни уравнения: z2−16z−17=0

Ответ:
z1=
z2=
- Предмет:
  Алгебра
- Автор:
  poppyduffy
- 5 лет назад

Ответы 1

z1=-3
z2=-13
Ответ по желанию
- Автор:
  giménez
- 5 лет назад
- 0
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а) Определите значения переменных а и b после выполнения фрагмента алгоритма:
a:= 123
b:= a div 10
b:= b/ 4+2
b:= b* 25+2
a:= a+b
б) Запишите на алгоритмическом языке:
1) v + at/2
2) корень из: а^2 + b^2
- Предмет:
  Информатика
- Автор:
  mario7ay1
- 5 лет назад
- Ответов:
  
  1
- Смотреть
Suvorovite ____________________ Form_______________ February, 2.Variant 1.

1. Listen to Freddy and Ally talking about the things they are going to do when in London. What activities has each person chosen to do? (5*2=10).

e.g. C Ally A. walk around city

1. ________Freddy B. go to museums and art galleries

2. ________Sue C. go shopping

3._________Nathan D. see countryside

4. __________ Bob E. see Royal Family’s home

5.__________ Mark F. spend time with a friend

2. Fill in the correct word (6*1=6).

* eat *go * see * ride on * shake hands * explore * fly

Disneyland Paris is the perfect choice for a fun day out. You can e.g. ride on the big wheel, 1)______________ in a pirate ship, 2) _______________ clowns performing tricks, 3) ______________with cartoon characters and 4) _______________ a haunted mansion. And, of course, 5)______________souvenir shopping and 6) _________candy floss.

3. Complete the sentences using back, round, across or out (4*1=4).

1. She came ______________a letter from an old friend.

2. They came________________ to work when we called them.

3. This issue (издание, номержурнала) of Prime Magazine came _______________two days ago.

4. Jason came_____________ to wish me Happy Birthday.

4. Fill in the correct word (5*1=5).

*yet * just * ever * before * already * never

1. I am not going on holiday until August but I have _______________bought a swimsuit.

2. Have you done your homework? No, not_______ .

3. You should ______________ be late for class.

4. I’ve ________________ had lunch so I can’t go swimming now.

5. I love reading Charlie and the Chocolate Factory although I’ve read it many times ___________.

5. Complete the sentences with gone or been (5*1=5).

1. My sister has ____________ to Spain twice.

2. Mike and Garry have ___________ to London for the day.

3. I have never______________ to America before.

4. Mum has ______________shopping. She’ll be back this afternoon.

5.Mr Smith is tired. He has __________ to the airport and back twice this morning.

6. Put the words in the correct order to make sentences. Make any necessary changes (6*2=12).

e.g. a popstar/you/meet/have/ever? Have you ever met a popstar?

Russia/teacher/has/your/be/to?___________________________________________________________

never/rollercoaster/have/on/they/a/ride.____________________________________________________

Italy/never/has/friend/be/my/best/to. ______________________________________________________

haunted/you/a/explore/have/ever/mansion? ________________________________________________

ever/The Great Wall/visit/of/he/has/China?________________________________________________

helicopter/fly/never/have/I/a/in.__________________________________________________________

7. Choose the correct response(6*2=12).

e.g. Would you like to come to the Madonna concert with me? D__A I’d love to but the courses are too expensive.

1. Do you fancy going to the cinema tonight? ____ B That sounds great. The whole world would see our work!

2. How about going on a picnic on Sunday? _____ C That would be lovely. It’s so hot today.

3. Let’s go to an adventure camp this summer! ____ D Yes, I’d love to. She’s my favourite singer.

4. Do you fancy going bungee jumping with me? ______ E Maybe another time, when I’m less scared.

5. How about designing a web page together? _______F I’m afraid I can’t. I have lots of homework to do for tomorrow.

6. Would you like to go swimming? ______G Great idea! I’ll prepare the sandwiches.

8.Read the letter and choose A, B or C to complete the gaps (6*2=12).

Hi Paula!

Greetings from London! I am here with my parents and am having a e.g. whale of a time. We have been here since Thursday and have already seen and done so much. On Friday, we went to see The Moscow State Circus. I was so 1) _______________ as I had never been to the circus before. It was a perfect evening full of amazing 2) ___________ . Most of all, I enjoyed 3) ____________ the trapeze artists flying high up in the air. I have never seen anything like it! It was a hair-4) ___________ experience! Luckily, no one fell down! Of course, there were also clowns dressed in funny costumes too, as well as other artists. If you ever get the chance to see this famous circus, you should go – it is a(n) 5) ______________ experience. And, don’t forget to try the toffee apples – they are the best! Hope you are having a 6)__________ time too. Will tell you more about it when I see you.

Love,

Diane
- Предмет:
  Английский язык
- Автор:
  rosalindlmd7
- 5 лет назад
- Ответов:
  
  1
- Смотреть
Период колебаний груза массой 164 г на пружине равен 14 с. Определи жесткость пружины. При расчетах прими π=3,14. (Ответ округли до сотых).
Ответ: Н/м.
- Предмет:
  Физика
- Автор:
  louisavtu1
- 5 лет назад
- Ответов:
  
  1
- Смотреть
Suvorovite ____________________ Form_______________ February, 2.Variant 1.

1. Listen to Freddy and Ally talking about the things they are going to do when in London. What activities has each person chosen to do? (5*2=10).

e.g. C Ally A. walk around city

1. ________Freddy B. go to museums and art galleries

2. ________Sue C. go shopping

3._________Nathan D. see countryside

4. __________ Bob E. see Royal Family’s home

5.__________ Mark F. spend time with a friend

2. Fill in the correct word (6*1=6).

* eat *go * see * ride on * shake hands * explore * fly

Disneyland Paris is the perfect choice for a fun day out. You can e.g. ride on the big wheel, 1)______________ in a pirate ship, 2) _______________ clowns performing tricks, 3) ______________with cartoon characters and 4) _______________ a haunted mansion. And, of course, 5)______________souvenir shopping and 6) _________candy floss.

3. Complete the sentences using back, round, across or out (4*1=4).

1. She came ______________a letter from an old friend.

2. They came________________ to work when we called them.

3. This issue (издание, номержурнала) of Prime Magazine came _______________two days ago.

4. Jason came_____________ to wish me Happy Birthday.

4. Fill in the correct word (5*1=5).

*yet * just * ever * before * already * never

1. I am not going on holiday until August but I have _______________bought a swimsuit.

2. Have you done your homework? No, not_______ .

3. You should ______________ be late for class.

4. I’ve ________________ had lunch so I can’t go swimming now.

5. I love reading Charlie and the Chocolate Factory although I’ve read it many times ___________.

5. Complete the sentences with gone or been (5*1=5).

1. My sister has ____________ to Spain twice.

2. Mike and Garry have ___________ to London for the day.

3. I have never______________ to America before.

4. Mum has ______________shopping. She’ll be back this afternoon.

5.Mr Smith is tired. He has __________ to the airport and back twice this morning.

6. Put the words in the correct order to make sentences. Make any necessary changes (6*2=12).

e.g. a popstar/you/meet/have/ever? Have you ever met a popstar?

Russia/teacher/has/your/be/to?___________________________________________________________

never/rollercoaster/have/on/they/a/ride.____________________________________________________

Italy/never/has/friend/be/my/best/to. ______________________________________________________

haunted/you/a/explore/have/ever/mansion? ________________________________________________

ever/The Great Wall/visit/of/he/has/China?________________________________________________

helicopter/fly/never/have/I/a/in.__________________________________________________________

7. Choose the correct response(6*2=12).

e.g. Would you like to come to the Madonna concert with me? D__A I’d love to but the courses are too expensive.

1. Do you fancy going to the cinema tonight? ____ B That sounds great. The whole world would see our work!

2. How about going on a picnic on Sunday? _____ C That would be lovely. It’s so hot today.

3. Let’s go to an adventure camp this summer! ____ D Yes, I’d love to. She’s my favourite singer.

4. Do you fancy going bungee jumping with me? ______ E Maybe another time, when I’m less scared.

5. How about designing a web page together? _______F I’m afraid I can’t. I have lots of homework to do for tomorrow.

6. Would you like to go swimming? ______G Great idea! I’ll prepare the sandwiches.

8.Read the letter and choose A, B or C to complete the gaps (6*2=12).

Hi Paula!

Greetings from London! I am here with my parents and am having a e.g. whale of a time. We have been here since Thursday and have already seen and done so much. On Friday, we went to see The Moscow State Circus. I was so 1) _______________ as I had never been to the circus before. It was a perfect evening full of amazing 2) ___________ . Most of all, I enjoyed 3) ____________ the trapeze artists flying high up in the air. I have never seen anything like it! It was a hair-4) ___________ experience! Luckily, no one fell down! Of course, there were also clowns dressed in funny costumes too, as well as other artists. If you ever get the chance to see this famous circus, you should go – it is a(n) 5) ______________ experience. And, don’t forget to try the toffee apples – they are the best! Hope you are having a 6)__________ time too. Will tell you more about it when I see you.

Love,

Diane
- Предмет:
  Английский язык
- Автор:
  kamaripirz
- 5 лет назад
- Ответов:
  
  1
- Смотреть

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