Предмет: Алгебра, автор: hdhdhhdhdhdkk

m^5+m^4+m^3/m^3+m^2*m^5+m^3/m^4+m^3+m^2

Ответы

Автор ответа: baisultanovalikhan
1

Ответ:

перепишем

сокращаем

 \frac{m {}^{3} \times ( m {}^{2} +  m + 1)}{m {}^{10} }  \times  \frac{m {}^{8} }{m {}^{9} }

упрощаем

 \frac{m {}^{2} + m + 1 }{m {}^{7} }  \times  \frac{1}{m}

вычисляем

 \frac{m {}^{2} + m + 1 }{m {}^{8} }

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1. America is washed by

a) one ocean;

b) two oceans;

c) three oceans.

2. The capital of the USA is:

a) New York;

b) Chicago;

c) Washington.

3. America is divided into states. It has:

a) 52 states;

b) 50 states;

c) 51 states.

4. The American flag is called:

a) Stars and Stripes;

b) Union Jack;

c) White stripes.

5. New York was founded by:

a) the Englishmen;

b) the Indians;

c) the Dutch.

6. The president is elected for a term:

a) of four years;

b) of six years;

c) of two years.

7. The Great Lakes are situated in the:

a) north – west of the country;

b) south – east of the country;

c) north – east of the country.

8. The city of skyscrapers is:

a) Chicago;

b) New York;

c) Boston.

9. The author of “The last leaf” is:

a) J. London;

b) O. Henry;

c) D. Defoe.

10. The USA borders on:

a) Canada;

b) Mexico;

c) Canada and Mexico.

11. Washington is situated on:

a) the Potomac River;

b) the Hudson River;

c) the Mississippi.

12. The capital of the USA is:

a) New York;

b) Chicago;

c) Washington.

13. America is washed by:

a) one ocean;

b) two oceans;

c) three oceans

14. New York was founded by:

a) the Englishmen;

b) the Indians;

c) the Dutch.

15. The president is elected for a term:

a) of four years;

b) of six years;

c) of two years.

16. America is divided into states. It has:

a) 52 states;

b) 50 states;

c) 51 states.

17. The American flag is called:

a) Stars and Stripes;

b) Union Jack;

c) White stripes.

18. The city of skyscrapers is:

a) Chicago;

b) New York;

c) Boston.

19. The Great Lakes are situated in the:

a) north – west of the country;

b) south – east of the country;

c) north – east of the country.

20. The USA borders on:

a) Canada;

b) Mexico;

c) Canada and Mexico.

21. Washington is situated on:

a) the Potomac River;

b) the Hudson River;

c) the Mississippi.

22. The author of “The last leaf” is:

a) J. London;

b) O. Henry;

c) D. Defoe.