Предмет: Алгебра, автор: ДженниЛенни

Решите уравнение
\sqrt[6]{1-2cos4x}  = √2-√3

Ответы

Автор ответа: Аноним
1
правая часть должна быть больше или равна нулю
поскольку √2-√3<0, то уравнение не имеет решений в области действительных чисел
Предыдущий вопрос
Следующий вопрос
Похожие вопросы
Предмет: Геометрия, автор: snusoedov
Геометрия. Помогите пожалуйста срочно очень ​
5 лет назад
Предмет: Математика, автор: burkovaalisa1
относятся как 2 :3.Найдите площадь этого прямоугольника, если его периметр равен 20 CM. 1. Стороны - 1b прямоугольника ABCD​
5 лет назад
Предмет: Английский язык, автор: D1mas777
1. Раскройте скобки, употребив глагол в Present Simple, Past Simple или Future
Simple.

1. We . (go) roller-skating last Saturday.
2. Our granny . bake) meat-pies every weekend.
3. We . (write) an essay tomorrow.
4. ITreally . (enjoy) the opera yesterday.
5. Where your husband . (work) five years ago?
6. British people (prefer) tea to coffee.
7. Tom, you - (meet) me at the railway station next Sunday?
8. Where she usually . (celebrate) her birthdays?
9. . you (have) a big family?
10. Newton . (invent) the telescope in 1668.
11. When .- this accident (happen)?
12.1 always . (send) Christmas cards to my grandparents.
13. Nina and Nick . (get married) in two weeks.
14. How many books they - (bring) tomorrow?
15. Stanley . (have) two sons and a daughter.

2. Поставьте глагол to be в одну из форм Simple.
1. . your girlfriend talian?
2. 1. afraid of spiders.
3. There . a lot of tourists in our café yesterday.
4. Peter . In Africa next winter.
5. We . never late for our Drawing classes.
6. I. 70 years old in 2050.
7. She . my neighbor last year.
8. It . usually very hot in Egypt.
9. 1. born in September.
10. My parents .. doctors.

3. Выпишите из текста глаголы в форме Present Simple, Past Simple и Future
Simple.
Clara had a car accident when she was ten years old. When she grew up she was afraid
of cars. Then she met Brad who was a professional racing driver. He wanted to help her
and drove her in his car every day. So in five years Clara became a racing driver too.
Now she drives 200 km per hour and takes part in sports championships. She really
enjoys driving and has a lot of future plans. Next year she will open a driving school.
And Clara and Brad will get married quite soon.

4. Превратите утвердительные предложения в отрицательные, обращая
внимание на форму глагола сказуемого.
1. This coat belongs to Jane.
2. I drive to Moscow once a month.
3. Your boss is very impudent.
4. The car stopped near the bank,
5. The soup was delicious.
6. The concert will start at 7 p.m.
7. Her shoes are dirty
8. I bought the curtains for my bedroom.
9. Tam a football fan.
10. Their wedding will be in spring.
5 лет назад
Предмет: Химия, автор: рома1137
закончите уравнения возможных реакций
1) Li+N
2) Pt+HCL
3) K+H2O
4) Fe+H2SO4
5) Zn+FeCL2
6) Pb+MgSO4
9 лет назад
Предмет: История, автор: Lisa2504
город в котором находится памятник посвященный 1000 --летию России ?
9 лет назад