❤Giups mình bài này nhé
Bài 1:Tính
4725:15
8058:34
5672:42
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Thục Anh ơi ! đáp án của câu này là bằng 350118 nhé . Chúc bạn học tốt !
1 + 1/3 + 1/9 + 1/27 + 1/81
= 1 + (1/3 + 1/27) + (1/9 + 1/81)
= 1 + (9/27 + 1/27) + (9/81 + 1/81)
= 1 + 10/27 + 10/81
= 1 + 30/81 + 10/81
= 1 + 40/81
= 121/81
1 When I was ten I began to play football
2 In the future my father will go abroad
3 Reading books in the free time is my favorite hobby
4 I think skating is more interesting than mountain - climbing
5 I don't know why my mother is cooking
6 He collects books whenever he has money
7 How many paintings does she paint?
8 I love flowers so I plant them around my house
4725:15=315
8058:34=237
5672:42=\(\dfrac{2836}{21}\)
Bài 1:
4725:15=315
8058:34=237
5672:42=\(\dfrac{2836}{21}\)