Tai
Giới thiệu về bản thân
1. it's in december.
2. because I want to be a maths teacher.
3. I go to the Sydney.
4. My favourite subject is vietnamese.
1. it's in december.
2. because I want to be a maths teacher.
3. I go to the Sydney.
4. My favourite subject is vietnamese.
1. it's in december.
2. because I want to be a maths teacher.
3. I go to the Sydney.
4. My favourite subject is vietnamese.
1. I was beach.
2. No, he can't ride a bike.
3. I have three buildings in my school.
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1. My name is hoa
2. I'm nine years old
3. My hobby is baminton
4. my playing is baminton
1. She isthirty five years old.
2. I have some goldfish.
3. I have two dog
4. I'm reading a book
1. He is playing basketball. 2. It's cimbing. 3. I can see a peacock. 4. He have two ships.
a) \(\dfrac{-2}{7}\)+\(\dfrac{2}{7}\):\(\dfrac{3}{5}\) = \(\dfrac{-2}{7}\)+\(\dfrac{2}{7}\).\(\dfrac{5}{3}\) = \(\dfrac{-2}{7}\)+\(\dfrac{10}{21}\) = \(\dfrac{-6}{21}\)+\(\dfrac{10}{21}\)=\(\dfrac{4}{21}\)
b)\(\dfrac{-8}{19}\)+\(\dfrac{-4}{21}\)-\(\dfrac{17}{21}\)+\(\dfrac{27}{19}\)=\(\dfrac{-8}{19}\)+\(\dfrac{27}{19}\)+\(\dfrac{-4}{21}\)+\(\dfrac{-17}{21}\)=\(\dfrac{19}{19}\)+\(\dfrac{-21}{21}\)=1-1=0
c)\(\dfrac{6}{5}\).\(\dfrac{3}{13}\)-\(\dfrac{6}{5}\).\(\dfrac{16}{13}\)=\(\dfrac{6}{5}\).(\(\dfrac{3}{13}\)-\(\dfrac{16}{13}\))=\(\dfrac{6}{5}\).\(\dfrac{-13}{13}\)=\(\dfrac{6}{5}\).(-1)=\(\dfrac{-6}{5}\)
a) học sinh nam thích nhất là môn cầu lông
b)học sinh nữ thích nhiều hơn học sinh nam môn bóng rổ, và nhiều hơn 2 bạn