eehhh>< khi viết văn hóa đọc thì trình kiểu ntn vậy mn :< tui mới đi lần đầu nên hông bt mà hạn nộp là thứ hai ý bài lại dài nx ! giúp tui điiiiiiii
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SA
12 tháng 11 2017
Nếu khó viết thì chỉ có một cách thôi, đó là: tra vào tham khảo những bài văn hay trên mạng rồi "biến" nó thành bài văn theo cách của riêng mình. Mình cũng hay làm thế lắm!
20 tháng 2 2021
( - 25 ) : 10 = -15 : x
=> -15 : x = - 25 : 10
-15 : x = - 2,5
x = -15 : -2,5
x = 6
Vậy x = 6
20 tháng 2 2021
Ta có: (-25) : 10 = (-15) : x
=> -2,5 = (-15) : x
=> x = (-15) : (-2,5)
=> x = 6
Vậy x = 6
BN
28 tháng 10 2021
Tham Khảo :
Halloween is a holiday celebrated on October 31st. The most common colors of the day are orange and black. Halloween comes from the ancient Cel festival Samhain. The ancient Celts believed that on October 31st, now known as Halloween, the boundary between the living and the deceased is not clear, and the dead become dangerous for the living by causing problems such as sickness or damaged crops. On Halloween, the ancient Celts would place a skeleton by their window to represent the dead. Believing that the head was the most powerful part of the body, containing the spirit and knowledge, the Celts used the "head" of the vegetable to decorate their houses. On this day people often wear strange clothes as characters in horrible novels or movies to frighten others. People usually to dress as ghosts, skeletons, or witches. Now Halloween is an official holiday in almost all European countries.
28 tháng 10 2021
Viết đoạn văn tiếng anh về Hallowen .
Halloween is a holiday celebrated on October 31st. The most common colors of the day are orange and black. Halloween comes from the ancient Cel festival Samhain. The ancient Celts believed that on October 31st, now known as Halloween, the boundary between the living and the deceased is not clear, and the dead become dangerous for the living by causing problems such as sickness or damaged crops. On Halloween, the ancient Celts would place a skeleton by their window to represent the dead. Believing that the head was the most powerful part of the body, containing the spirit and knowledge, the Celts used the “head” of the vegetable to decorate their houses. On this day people often wear strange clothes as characters in horrible novels or movies to frighten others. People usually to dress as ghosts, skeletons, or witches. Now Halloween is an official holiday in almost all European countries.
CHÚC BẠN HỌC TỐT !!!!
25 tháng 10 2021
S=−(a−b−c)+(−c+b+a)−(a+b)
S=−a+b+c−c+b+a−a−b
S=(−a+a−a)+(b+b−b)+(c−c)
S=−a+b
