Ответ по предмету Алгебра: упростить x-2/x-1(x^2/x^2-4 - x-2/x+2) / - дробь x^2 - x в квадрате

Предмет: Математика, автор: Аноним

2. В коробке лежат белые, черные и синие шары. Их количества соотносятся в отношении 4∶7∶9. На сколько процентов количество белых шаров меньше синих? *

1 балл

0,25

2,5

20

25
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6 лет назад

Предмет: Английский язык, автор: ksy31061

1. I m going to start this project in June. (make a negative sentence)
A) I m no goings to start this project in June.
B) I m not going to start this project in June.
C) I don t going to start this project in June.
D) I going no to start this project in June.
2. I ... very happy to be here with you.
(insert the verb to be in the correct form)
A) is
B) are
C) am
D) be
3. Our friend s brother is not coming
tomorrow morning, … (complete the tag question)
A) is he
B) aren t they
C) isn t he
D) are they
4. She has a lot of books. (make a negative sentence)
A) She not has no many books.
B) She do no has many books.
C) She doesn t have many books.
D) She has no many not books.
5. Your teacher doesn t want you to translate this text,...? (complete the tag question)
A) do he
B) did he
C) does he
D) doesn t he
6. My elder brother (to read) an interesting book now. (Choose: Present Simple or Present Continuous)
A) My elder brother do reading an interesting book now.
B) My elder brother are reads an interesting book now.
C) My elder brother is reading an interesting book now.
D) My elder brother to reads an interesting book now.
7. Is this project interesting for …? (insert the right pronoun)
A) their
B) I
C) my
D) you
8. Your friends want to move to another flat,...?
(complete the tag question)
A) were they
B) don t they
C) weren t they
D) do they
9. Your children have to stay here until next week. (Make a negative sentence)
A) Your children don t have to stay here until next week
B) Your children is not to stay here until next week.
C) Your children have not stay here until next week.
D) Your children are don t to stay here until next week.
10. Кто сейчас пишет тест? (translate into English)
A) Who is are writing the test now?
B) Who to writing the test now?
C) Who is write test now?
D) Who is writing the test now?
11. They have to hurry, (make a question)
A) Do they have to hurry?
B) They does have to hurry?
C) Does they have to hurry?
D) They have to hurry?
12. The dog (to look) at me. (make a sentence in present continuous)
A) The dog am looking at me.
B) The dog is looking at me.
C) The dog are look at me.
D) The dog do looking at me.
13. I’m .... sure they to come. (поставьте подчеркнутый глагол в будущее время)
A) will come
B) came
C) am coming
D) is come
14. - Are your parents at... home? - No, they are at ... work. (insert the article where need)
A) -
B) an
C) a
D) the

6 лет назад

Предмет: Русский язык, автор: zenalena

Правописание падежных окончаний
имён существительных 1, 2 и 3-го склонения
1. Определи склонение и падеж имён существи-
памятник
тельных. Выдели падежные окончания.
Ты улыбк..й весь мир озари,
Счасть..е, рад..сть ты всем п..дари.
Ты, как со..нце, лучом обогрей.
Жизнь пр..красна! Живи в..C..лей!

6 лет назад

Предмет: Геометрия, автор: екатерина19985

в трапеции авсд диагональ ав перпендикулярна авс угол адв равен углу вдс равен 30 градусов найти длину ад если периметр трапеции 60 см

10 лет назад

Предмет: Физика, автор: iq1234567898

Какое наибольшее и наименьшее значение результатирующей силы можно получить, имея в своем распоряжений две силы 7Н и 9Н? Сделайте чертеж.

10 лет назад

упростить x-2/x-1(x^2/x^2-4 - x-2/x+2) / - дробь x^2 - x в квадрате

Ответы

упростить

x-2/x-1(x^2/x^2-4 - x-2/x+2)

/ - дробь

x^2 - x в квадрате