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Sinx=-x-2x^2 +1 ít nhất 1 nghiêm [0;bi] m(x-1)^7 (x-3)+2x-5=0 luôn có nghiệm với mọi giá trị số m
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Fill in the blank with one suitable word. Charlie Chaplin was born in a very poor part of London. (1) ………………father was a comedian and his mother worked (2) ………………a dancer and a singer. Neither of them (3) ………………successful so the family (4) ……………… very little money. The first time he himself earned (5) ……………… by dancing and singing, he was only five years old. He did many kinds of jobs, but what he loved best was working (6) ………………the theatre. When he (7) ……………… about fifteen, he joined a traveling theatre company and went on trips to America. On one such tour, (8) ……………… was offered a part in a film, so he went to Hollywood, where he eventually became both a famous actor (9) ……………… film director. He died in Switzerland in 1977, at the (10) ……………… of 88. There is now a statue of him in Leicester Square, London, the city of his birth and early up-bringing.

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