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Physical meaning of the derivative of a function. Problems on the physical meaning of the derivative: examples of solutions
Physical meaning of the derivative of a function. Problems on the physical meaning of the derivative: examples of solutions

Understanding the physical meaning of the derivative is not at all as difficult as it might seem to the uninitiated. In fact, any motorist copes with a similar task every day when he looks at the speedometer, determining the speed of his car

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Present Passive Simple: rule and examples in English
Present Passive Simple: rule and examples in English

In English, sentences can take the form of active or passive voice. The passive (or passive) voice is used in cases where it does not matter or it is not known who performs the action. In this article, we will look at how the Present Passive Simple is formed (passive voice in the simple present tense)

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  • Salair Ridge. Russia map - Altai region. Salair Ridge, Novosibirsk Region
    Salair Ridge. Russia map - Altai region. Salair Ridge, Novosibirsk Region

    Salair Ridge - part of the region of Southern Siberia, a low-mountain upland. It is a spur of the Kuznetsk Alatau. The ridge begins in the region of the river. Neni, in its upper reaches. Then it descends in a northwestern direction between the rivers Chumysh and Kondoma, flows along the water flow of the Ob

  • Polypropylene formula. Properties and Applications of Polypropylene
    Polypropylene formula. Properties and Applications of Polypropylene

    Polymers and materials made from them, household items, equipment are an important part of industry and human life in general. Natural resources, unfortunately, have been greatly depleted during their use. Therefore, people had to learn how to synthesize artificial materials that have a number of important technical characteristics

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New Urengoy - which region? Novy Urengoy on the map of Russia
New Urengoy - which region? Novy Urengoy on the map of Russia

What is the city of Novy Urengoy? What area does it belong to? How to find this locality on the map? We answered these and a number of other equally interesting questions in this article. After reading it, you will be able not only to use the name of Novy Urengoy in the game of cities, but also to surprise others with your own knowledge

  • Secondary education in Russia. Change again

    Education has always had a special meaning for Russians. Literacy in the country has always been at a high level. Education in the Soviet school, although it was standard, was very high in quality. Secondary education in Russia is changing. Where it leads?

  • Phraseologism "no hesitation": meaning and application

    This article discusses the idiom "no hesitation". Its interpretation, history of origin and scope are given

  • Raznochinets is a new estate in Russia of the 19th century

    In the 40s of the 19th century, a new estate appeared, which played a significant role in the cultural and social life of the Russian Empire. The influence of this stratum of the population in subsequent years was different both in terms of spheres of influence and intensity

  • Grouping signs: concept and types

    Grouping and grouping characteristics in statistics are the most important methods for assessing and studying a certain phenomenon that has become the focus of attention of specialists. Grouping helps to identify indicators common to all elements, as well as to determine the structure of the population, to identify the mutual relationships inherent in the elements of the group