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Найти частные производные Z'x , Z'y , Z''xx , Z''xy , Z''yy , функции Z=In(2x+5y^2)

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1 Where do you and your family go in thе summer? h We go to Spain.  

2 where does your best friend live? g In London.  

3 When do you do) sport? f I do it at the weekend.  

4 How do you go to school? a I walk.  

5 What films do your friends like? b Science fiction.  

6 Who do you help in your family? c I help my parents with the housework.  

7 What do you do in the evening? e I watch TV and read.  

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