1 + 2 + 3 + 4 + 5 = ?????
2 + 3 - 4 - 5 - 6- 7 = ?????????
What is your name ? + class ?
khó quá cần ai giải hộ !!! @@
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Trả lời :
\(A=\frac{3}{4}\times\frac{5}{9}+\frac{6}{7}\times\frac{3}{4}-\frac{7}{5}\times\frac{3}{4}\)
\(\Rightarrow A=\frac{3}{4}\times\left(\frac{5}{9}+\frac{6}{7}-\frac{7}{5}\right)\)
\(\Rightarrow A=\frac{3}{4}\times\frac{4}{315}\)
\(\Rightarrow A=\frac{3}{315}=\frac{1}{105}\)
Trả lời:
\(A=\frac{3}{4}\times\frac{5}{9}+\frac{6}{7}\div\frac{4}{3}-1\frac{2}{5}\div1\frac{1}{3}\)
\(A=\frac{3}{4}\times\frac{5}{9}+\frac{6}{7}\times\frac{3}{4}-\frac{7}{5}\div\frac{4}{3}\)
\(A=\frac{3}{4}\times\frac{5}{9}+\frac{6}{7}\times\frac{3}{4}-\frac{7}{5}\times\frac{3}{4}\)
\(A=\frac{3}{4}\times\left(\frac{5}{9}+\frac{6}{7}-\frac{7}{5}\right)\)
\(A=\frac{3}{4}\times\frac{4}{315}\)
\(A=\frac{1}{105}\)
Học tốt
1.What is your family name?
My family name is Bui Nguyen Viet Anh
2.What is your middle name?
My middle name is Nguyen Viet
3.How far is it from your house to school?
It is about two kilometer
4.How do you go to school?
I go to school motobike.
5.when is your birthday?
My birthday is on 24
6.what is your date of birth?
It is 24/3/2006
7.How old will you be on your next birthday?
It is 12 years old
8.What does your mother do ?
My mother is cooking
9.What time do your classes start ?
At 7 o'clock
10.What is your favorite subject?
My favorite subject is math
11.What do you do in your free time ?
I will water flowers
12.What do you usually do at recess?
I usually watch TV
1.What is your family name?
My family name is Trang
2.What is your middle name?
My middle name is Linh.
3.How far is it from your house to school?
It is about 2 kilometer
4.How do you go to school? every day
I go to school motobike.Iwalk to school
5.when is your birthday?
My birthday is on 22/05
6.what is your date of birth?
It is 22/05
7.How old will you be on your next birthday ? 16
8.What does your mother/farther do? Doctor
9.What time do your classes start/finish? 11:05
10.What is your favorite subject? Art
11.What do you do in your free time ? Drawing
12.What do you usually do at recess? Play Tennis
Mk tl tắt nha k mk nha pn ><
1. T - H - A - O
2. MY Full name is Hoàng Thảo
3. I live in Hà nội
4. I am fine. Thanks
5. i fell wonderful
6. I want do CTV.
My name is Quynh Lam. I'm 13 years old. 3. I live in Ho Chi Minh city. In my place, there are 2 main seasons: rainy and dry season. My favorite season is the rainy season. In the rainy season, everything will be cooler, no longer hot.
my name is ch...
I am fine thanks and you
I am ten+one years old
I am from VN
It is beef
It is coke
Listen, read book and do housework
1.My name is .....(tên của bạn)
2.I am very well
3.(Tên trường của bạn) .... Primary School;VD:Kim Dong Primary School
4.No,it isn't
5.Yes,it is
6.Yes,it is
7.She is my friend
8.Her name is...(tên một người bạn của bạn,là con gái nha)
9.He is my brother
10.His name is.....(tên của anh trai hoặc em trai)
1. Bạn bao nhiêu tuổi?
2. Bạn khỏe không?
3. Bạn đang làm gì vậy?
4. Tên thật của bạn là gì?
5. Biệt danh của bạn là gì?
6. Bạn có tham gia cuộc thi đấu trường toán học Vio-edu không
1 + 2 + 3 + 4 + 5 = 15
2 + 3 - 4 - 5 - 6 - 7 = -17
1+2+3+4+5=15
2+3-4-5-6-7=-16
Sốâm lớp 1 cái j?????