Предмет: Алгебра, автор: gaarapeskov

2 и 3 задание (смотрите на изображение)

Приложения:

Ответы

Автор ответа: ololoololol

3) $\sqrt{6}*sin( \frac{63 \pi }{4}) *tg( \frac{63 \pi }{3})= \sqrt{6} *( \frac{ \sqrt{-2} }{2} )*tg \sqrt{3} =- \sqrt{6} * \frac{ \sqrt{2} }{2} * \sqrt{3}= \frac{- \sqrt{36} }{2}$ =-3

Предыдущий вопрос

Следующий вопрос

Похожие вопросы

Предмет: Русский язык, автор: alone9667

Составьте кластер по теме "Новые профессии".Используйте информационные источники

5 лет назад

Предмет: Английский язык, автор: Аноним

2. Put the verbs in brackets into the Present Simple or the Present Continuous
Tense.
1) They (to work) in the garden now. – They are working in the garden now.
2) Jim (to want) to have a pet. 3) We always (to clean) our house on Saturdays and
Wednesdays. 4) Nelly (not to cook) supper at the moment. 5) Eddy (not to like)
sandwiches for breakfast. 6) I (to write) a letter to my penfriend now because I want to
invite him to my birthday party.
3. Make comparatives and superlatives of the following adverbs:
Early – earlier – the earliest
Badly –
Carefully –
Far –
Much –
4. Complete the questions with the question words from the box.
Who / Where / How / What / When
1) — ______ is your birthday? — It’s in October.
2) — ______ are you going? — I’m going to the supermarket.
3) — ______ have you got in your bag? — I have got some books.
4) — ______ do you get to school? — I get to school by bus.
5) — _______ is that boy? — He is my brother.
5. Complete the sentences with the correct modal verbs.
1) — Will you go to the cinema with me?
— I’d like to go, but I … help my mother to clean the flat.
(might, have to) - I’d like to go, but I have to help my mother to clean the flat.
2) — … I use your dictionary? (May, Must)
— Yes, please.
3) — I’m very tired.
— You do not look healthy. You … go to bed earlier today.
(could, should)
4) — What are you doing tonight?
— I don’t know. My friend has invited me to the disco so I … go with her. (must, might)
5) — You … tidy your room! (must, can)
— OK, Mum.
6) My hair looks dirty. I … wash it. (must, could)

5 лет назад

Предмет: Физика, автор: Sewket221

Какую силу надо приложить, чтобы поднять предмет весом 15кг?

5 лет назад

Предмет: Математика, автор: Спира

1)начертите в тетради такой прямоугольник 5×3 см. 2)провели в этом прямоугольнике один отрезок так,чтобы получился квадрат. 3)найди периметр каждого из получившихся прямоугольников.

9 лет назад

Предмет: Физика, автор: rogachevsergey4

как перевести кДЖ/кг в Дж/кг

9 лет назад