Giúp ạ
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1.she spends 20 minutes to draw a picture
2.Lan is the most creative in the group
3.No one is smaller than him
4.My pen isn't the same than mine
5.Lan is jealous than her
6.My brother no longer raise pets
-chúc bạn thật thông minh!!!!
\(M=\left(\dfrac{a-1}{2\sqrt{a}}\right)^2\cdot\dfrac{a-2\sqrt{a}+1-a-2\sqrt{a}-1}{\left(\sqrt{a}-1\right)\left(\sqrt{a}+1\right)}\\ M=\dfrac{\left(a-1\right)^2}{4a}\cdot\dfrac{-4\sqrt{a}}{a-1}=\dfrac{1-a}{\sqrt{a}}\)
anh có thể ghi thêm các bước trước khi ra đc mấy cái này ko ạ tại rút gọn quá e ch hỉu ạ e c.ơn
mở bài là giới thiệu về cụ nha mn em viết lộn ạ
thân bài là đóng góp ạ
Her new house is not as big as her old one.
is not as expensive as the black one
is not as easy as English
is the most intelligent in my group
is the longest river in the world
in the world in higher than Mount Everest
was more difficult than I had thought
in the city than in the country
not as near as mine
more comfortable than my old one