Các bạn giải hộ mik bài này vs ạ, đồng thời cũng lập bảng bài nyaf hộ mik vs! Cảm ơn trc ạ
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DT
Đỗ Thanh Hải
CTVVIP
8 tháng 9 2021
37 have just been finished
38 seen my sister for 3 weeks
39 snow, all flights wouldn't be cancelled
40 I can't swim, I don't go scuba diving with Terry
13 tháng 11 2021
\(A=-\left(x^2-4x+4\right)-\left(y^2+4y+4\right)+10\\ A=-\left(x-2\right)^2-\left(y+2\right)^2+10\le10\\ A_{max}=10\Leftrightarrow\left\{{}\begin{matrix}x=2\\y=-2\end{matrix}\right.\)
26 tháng 8 2021
X³-4x+x-2=x×(x²-4)+(x-2)
=x×(x-2)×(x+2)+(x-2)
=(x-2)×(x×(x+2)+1)
TN
6
DL
0
LT
6
TN
2
LN
1
NP
25 tháng 12 2020
xét tứ giác AFCD có EA=EC;ED=EF nên tứ giác AFCD là hình bình hành
TN
2
9 tháng 8 2021
1, What would he like to have for breakfast?
He would like to have a sandwich
2,Who would you like to go fishing with?
I would like to go fishing with my father
3,What would her children like to do in the summer?
They would like to go swimming
4,When would Mrs Tam like to go shopping?
She would like to go shopping at weekends
5,Where would Hung and Tung like to study
They would like to study in the library
DT
Đỗ Thanh Hải
CTVVIP
9 tháng 8 2021
1 What would he like for breakfast?
He'd like a sandwich
2 Who would you like to go fishing with?
I would like to go with my father
3 What would her children like to do in summer?
They would like to swim inpool
4 When would Mrs Tam like to go shopping?
She would like to go shopping on the weekends
5 Where would Tung and Hung like to study ?
THey would like to study in the school library