Số Hà nghĩ là :

19 - 6 + 7 = 20 

Đáp số : 20

1. If you don't phone me, I won't tell you the truth.

2. If she doesn't come in tome (có bị đánh sai không cậu?), she will be punished.

3. That castle has to be built for him by thousands of people for years.

147+963=1110

Tuan enjoys collecting old bottle glasses.

Tuan thinks collecting old bottle glasses is interesting.

1. had phoned

2. had finished / went

3. went / had taken

4. had been

5. had bought / decided

6. had left

7. was

8. was eating

9. was studying

10. wrote

456 + 654 = 1 110

ủng hộ nha  khongaiphaibuon

(2012*99-1006*198)*2013 = 0*2013 = 0

kHONG AI CHUNG MINH DUOC 1+1=2

 VI DO LA DIEU HIEN NHIEN

\(\Rightarrow\)1+1=2

Cho \(x,y>0\) và \(\left(x+y-1\right)^2=xy.\) Tìm GTNN của \(P=\frac{1}{x^2+y^2}+\frac{1}{xy}+\frac{\sqrt{xy}}{x+y}\)

Giúp tớ với mọi người :<<