it is 0 please k for my answer thank you very much
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Jack writes the consecutive natural numbers from 1 to 10 on a board. If he erases some of the numbers and adds up the remaining ones then he will get a sum of 30. The number of numbers that is erased on the board at most is
a) x.y = -9 và x< y
b)x.y = 7 và x<y
c)x.y = -11 và x>y
a)(x+1)(y-2)=-3
b)(x-3)(y+1)=7
c)(x+5)(y+7)=-5
Tìm x;y khác 0 biết x+y;x-y;x.y tỉ lệ nghịch với 1/3 ; 3 ; 3/200
VII. Complete the sentences in such a way that they remain unchanged from the original ones. 1.0pt31. I was very sleepy but I still wanted to watch the football match on TV.Although ______________________________________________________________32. “Do you know what the time is, Mary?” asked John.John asked ____________________________________________________________33. The teacher is introducing a new game. A new _______________________________________________________________34. I haven’t been i...
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VII. Complete the sentences in such a way that they remain unchanged from the original ones. 1.0pt
31. I was very sleepy but I still wanted to watch the football match on TV.
Although ______________________________________________________________
32. “Do you know what the time is, Mary?” asked John.
John asked ____________________________________________________________
33. The teacher is introducing a new game. A new _______________________________________________________________
34. I haven’t been in this village since May.
The last time __________________________________________________________
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