Предмет: Алгебра, автор: egor3719

ПОМОГИТЕ СРОЧНО!!! 40 БАЛЛОВ, РЕШИТЬ ПО ТЕОРЕМЕ ВИЕТА С ПРОВЕРКОЙ!!​

Приложения:

Ответы

Автор ответа: timofei9009900
1

а.

x1 + x2 = 37 \\ x1 \times x2 = 27

решить во Т.Виета архисложно!

б.

y1 + y2 =  - 41 \\ y1 \times y2 =  - 371

тоже!

в.

x1 + x2 = 210 \\ x1 \times x2 = 0 \\ x1 = 0 \\ x2 = 210

г

y1 + y2 = 0 \\ y1 \times y2 =  - 19 \\ y =  +  -  \sqrt{19}

д

x1  + x2 =  \frac{9}{2}  \\ x1 \times x2 =  - 5 \\ x1 = 10 \\ x2 =  -  \frac{1}{2}

невозможно!

е.

x1 + x2 =  -  \frac{12}{5}  \\ x1 \times x2 =  \frac{7}{5}  \\ x1 =  - 1 \\ x2 =  -  \frac{7}{5}

ж.

  z1 + z2 =  1 \\ z1 \times z2 = 0 \\ z = 1 \\ z = 0

е.

x1 + x2 = 0 \\ x1 \times x2 =  -  \frac{10}{3}

невозможно решить!

автор вопроса, либо ты учишься в супермегамат школе, либо ты о чем-то не договорил в задании! это нехорошо

Похожие вопросы
Предмет: Английский язык, автор: KollProfil
Past Perfect or Past Simple? Раскройте скобки, поставив глагол в правильную грамматическую форму, выбирая между прошедшим свершенным (e.g. he had done) или простым прошедшим временами (e.g. he did):
James 1_____________________(sit) outside the office waiting for the interview. He 2________________(feel) so nervous that he 3__________________ (not know) what to do with himself. The person who 4___________________(go in) before him 5_____________(be) in there for nearly an hour. And she 6________________(look) so confident when she 7______________________(go) in. Not like James. He 8_________________(feel) sure that she 9_____________________(already/get) the job. The problem 10________________(be) that he 11__________________(want) this job so much. It 12______________________(mean) everything to him. He 13_____________________(think) about it such a lot before the day of the interview. He 14___________________(imagine) himself performing brilliantly at the interview and being offered the job immediately. But now here he 15__________________(be) feeling terrible. He 16______________________(cannot) remember all those things he 17_________________(plan) to say. At that moment, he 18___________________ (almost/decide) to get up and leave. But no – he 19______________(have) to do this. He 20____________(spend) so much time thinking about it that he 21_____________ (cannot) give up like that. His hands 22________________(be) hot and sticky and his mouth 23_____________(feel) dry. Finally the door of the office 24_______________ (open). The woman who 25____________(go in) an hour earlier 26_______________ (come out) looking very pleased with herself. She 27_____________________(smile) sympathetically at James. At that moment James 28___________________(hate) her. The managing director then 29______________________(appear) at the office door. ‘Would you like to come in now, Mr. Davis? I’m sorry to have kept you waiting.’ James 30___________________(suddenly/wish) that he 31__________________ (go) home after all. He 32________________(get up), legs shaking and forehead sweating and 33____________________(wonder) whether he 34____________________(look) as terrified as he 35______________________(feel). ​
Предмет: Алгебра, автор: kamilmatematik100504