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1, Tìm 3 số tự nhiên chẵn liên tiếp, biết rằng tích cảu 2 số sau lớn hơn tích của 2 số đầu là 208. Giải Gọi 3 số tự nhiên liên tiếp là: x; x+2; x+4 (x thuộc N) Tích của 2 số sau là: (x+2).(x+4) ______________đầu là: x.(x+2) Theo đề bài ta có: (x+2).(x+4)-x.(x+2)=208 Giải nốt hộ mik vs
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Simply Entertainment? Many youngsters these days easily devote more time to the box than they to any (1)______________ form of entertainment. Each year children read less and less and watch television more and more. In fact, a typical child sits through an average of about four hours of TV viewing a day. They spend more time on this form of entertainment (2)______________ they spend talking to parents, playing with friends, attending school or reading books. According to a recent study, sixty-two percent of television programmes contain scenes of violence. It would be logical then to assume that watching a steady flow of violent images on screen cannot (3)______________ seen simply as entertainment. The bright colors, quick movements and sudden flashes will always capture a child’s attention and there are certainly very (4)______________ children who find television totally uninteresting. If we listen to the experts, it seems that viewing large amounts of TV violence does not necessarily cause a child to act in a violent (5)______________, but can lead to the view that violence (6)_____________ acceptable in everyday life, as well as possibly creating a fear of being attacked on the streets. With governments finally (7)______________ measures to improve the quality of children’s TV, parents must now become aware that (8)______________ many hours of viewing can have serious effects (9)______________ a child’s behavior and attitude. Obviously, turning off the set (10)______________ be the best solution in the end. LÀM XONG DỊCH GIÙM MIK NHA ĐIỀN TỪ

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