Kết quả tìm kiếm

Ố Neil kìa ^^

-Tên đầy đủ:Nguyễn Nga Hoàng -Lớp:9 -Địa chỉ email: ngahoang27092003@gmail.com Duyệt !

âm 3 đó bạn, bạn cứ tính từ trái sang là đựợc à

1.Some groups like the Tay, Hmong, Yao live mostly in mountainous regions in the north. 2."Ethnic minority peoples" speak their own languages and have their own way of life, customs and tradition. 3.Our country goverment always take care of people's life especially the ethnic groups'. 4.The...

Ex1: Rewrite these sentences. 1. This song is very simple. All of us can sing it. => This song is so simple that all of us can sing it. 2. There was a lot of food. Everyone ate too much. => There was so much food that everyone ate too much. 3. This is a good film. I want to see it again and...

1.Mrs Tuyet advised nga not to lend him anymore money. 2.To everyone's surprise, geoff left the party early.

1. It was too late to do anything. 2.Can''t you offer a better price? 3.I used to go ti church.

em chịu khó tra từ điển nhé !!!

Pen /pen/ chiếc bút. Pencil /’pensl/ bút chì Paper /’peipə/ giấy Draft paper /dræf //’peipə/ giấy nháp Eraser /i’reiz/ cục tẩy Sharpener /’ʃɑ:pənə/: gọt bút chì Text Book /tekst/ /buk/ sách giáo khoa Notebook /’noutbuk/ vở, sổ tay Back pack /bæk/ /pæk/ túi đeo lưng Crayon /’kreiən/ màu vẽ...

- Có 3 cách phát âm chính /t/: những từ có tận cùng : f , s , sh , ch , p , x , và những động từ có từ phát âm cuối là " s" Ví dụ: liked , stopped .... /id/: Những từ có tận cùng là : t, d Ví dụ: needed , wanted .... /d/: những trường hợp còn lại Ví dụ: lived , studied .....

$\frac{x^{2} + y^{2} + z^{2} - 2xy + 2xz - 2yz}{x^{2} - 2xy + y^{2} - z^{2}}\\=\frac{x^2+y^2+z^2-2xy-2yz+2xz}{(x-y)^2-z^2}\\=\frac{(x-y+z)^2}{(x-y-z)(x-y+z)}\\=\frac{x-y+z}{x-y-z}$ Áp dụng HDT: (x-y+z)^2=x^2+y^2+z^2-2xy-2yz+2xz

$E> 1\\\Rightarrow \frac{x}{\sqrt{x}-1}> 1\\\Leftrightarrow \frac{x}{\sqrt{x}-1}-1>0\\\Leftrightarrow \frac{x-\sqrt{x}+1}{\sqrt{x}-1}> 0\\\Leftrightarrow \\\Leftrightarrow \sqrt{x}-1>0(x-\sqrt{x}-1>0)\\\Leftrightarrow \sqrt{x}>1\\\Leftrightarrow x>1$ Vậy.......

Topic1. The comparison between the rural and urban lifestyle has always been the most controversial topic of the modern days. Living in the countryside gives us fresher air, and a more quiet environment, which is good for people's healths, particularly to those who has suffered so much from the...