Предмет: Математика, автор: to9ka

Скоротіть дріб х-25√х+5

Ответы

Автор ответа: svetabelyaeva01

(√x )^2-5^2 (√x -5)(√x+5)
-----------------= ------------------- =√x -5
√x +5 √x +5

Предыдущий вопрос

Следующий вопрос

Похожие вопросы

Предмет: Другие предметы, автор: solixamirxosiyeva

3. Какова первая помощь при солнечном ударе?
помогите ответить на вопросы пж пж пж пж

5 лет назад

Предмет: Английский язык, автор: nikamoroz2007

срочно помогите с контрольной пожалуйста “History of London” ( выберите и подчеркните из 4 вариантов А, В, С. D подходящее по смыслу слово)

The history of London goes back thousands of years. In those ancient times the first inhabitants , Celtic tribes , made (1) homes on the river Thames. Next (2) Germanic tribes - the Angles, the Saxons and the Jutes. In 43 AD the Romans invaded Britain. They (3) a bridge across the Thames. (4) they decided it was a good place to (5) . Around 50 AD the Romans founded a town by the bridge. Its name is derived from Celtic word “Londinios”, which (6) the place of the brave. So, London was born.

1 A. Theirs B. They C. Their D. them

2 A. Comes B. Came C. Was coming D. Have came

3 A) build B) Were building C) Built D) Have built

4 A) Later B) Late C) Last D) latest

5 A) Mean B) Has meant C) Means D) Is meaning

№3 Подберите заголовок к каждому тексту из представленных

А) A picture, B) A show , C) Clothes, D) A sport, E) Winter, F) An animal

1_________

The Durov family is known as a talented animal-trainers and naturalists. They started the Durov Animal Theatre in 1912. The theatre today offers fantastic performances with goats, horses, pigeons, cats, dogs and mice ! The animal actors perform freely and even with pleasure. Their training is based on using their natural instincts and habits without punishment.

2________

The biggest of all penguins is the emperor penguin. It is almost as tall as the average 7-year-old child ! Incredibly, emperor penguins live on the ice in Antarctica during winter. They face temperatures of -30 degrees Celsius and below. In the wild, emperor penguins live 15 to 20 years. Also , they have the deepest dive of all birds: up to 1850 feet.

3________

The most famous work of the Louvre Museum in Paris is Mona Lisa by Leonardo da Vinci. It is a portrait of a charming lady with long hair. She is wearing a dark dress. The lady is looking at you no matter where you stand. It is only one of the mysteries of the painting. Millions of visitors want to see the unforgettable smile of the lady in the portrait.

4________

August is a great time in Germany. The weather is nice and you can take your favourite dresses and shoes. This is the time of year to pack your warm weather outfits , like shorts and T-shirts or skirts. Don’t forget a light sweater and rain jacket. Also put a swimsuit in your suitcase as swimming is one of the best activities in summer. A pair of sandals is necessary, too.

5_________

There are a lot of reasons why you should take up swimming. First of all, it is fun and relaxing. Swimming is a great way to keep fit, stay healthy and make friends. While it’s most often associated with summer, swimming is actually a physical activity in which you can participate any time of the year. You just need to find an indoor pool in your area and buy a swimsuit.

5 лет назад

Предмет: Математика, автор: iradaarasxanova06

Известно, что два треугольника подобны: ΔWOA∼ΔHLN.
Не рисуя треугольники, напиши правильное отношение сторон треугольников.