Предмет: Математика, автор: Аноним

№1

а)Найдите НОД(10668; 9810)

б)Сократите дробь  9810/10668

№2

а)Найдите НОД (1176; 1764)

б)сократите дробь 1176/1764

№3

Решите уравнение:

2(x - 2) + 3 = 0,4(x + 8)

Ответы

Автор ответа: Andr1806
0

№1 а)Ищем НОД:

10668:2    9810:2   

  5334:2    4905:3

  2667:3    1635:3

    889:7       545:5

    127           109

НОД = 6

б) дробь 1635/1778

№2

a)1176:2   1764:2

     588:2      882:2

     294:2      441:3

     147:3      147:3

       49:7         49:7

          7:7           7:7

           1              1

НОД = 588

б) 2/3

 

3) 2X-4+3=0,4x+3,2; 1,6X=4,2; X=  2,625;

Похожие вопросы
Предмет: Английский язык, автор: sdf34xczf34
Complete the dialogue using Present Simple, Present Continuous, Present Perfect, Present Perfect Continuous, or Past Simple.
Sue. Hey, ___ (you/to get on)?
Jim. Fine.
Sue. _____ (you/already/to choose) your new flat?
Jim. Well, I ______ (to think) about it for some time, but ______ (not to find) anything suitable yet.
Sue. Don’t hang around. Flat prices _____ (to raise) day by day.
Jim. I know. I ______ (to see/already) three flats in different districts but my grandmother didn’t like them.
Sue. By the way, for how long _______ (you/to live) in this neighbourhood?
Jim. I _______ (to live) here since my dad ___ (to get) a new job and we ____ (to move).
Sue. And when ____ (you/to move)?
Jim. Oh, I don’t remember. My dad ___ (to get) the job five years ago. So, I guess it was then.
Sue. Why ____ (you/ not to want) to stay here?
Jim. The housing conditions _____ (to get) worse and worse. The house _____ (not to be renovated) for the whole century. And the neighbours ____ (always/to make noise) and ____ (to leave) rubbish outside! We ______ (to talk) to them several times. Last night we even ____ (to call) the police. They also ______ (not to pay) the bills for more than a year. I ____ (to have/never) such terrible neighbours.
Sue. I see. Well, if you need any help, I ____ (to be/always) ready to give you a hand.
Jim. I know. What _____ (you/to do) on Saturday evening.
Sue. Nothing special. I _____ (to see) my school friends but we can put the meeting off till Wednesday.
Jim. I _____ (to arrange) a meeting with an estate agent. ____ (you/to want) to join?
Sue. Sure.