HOC24
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Chủ đề / Chương
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4.9:8.1/16)=36:1/2=72 39:1/27=39.27=39.33=312=531441
1.I like her voice but i don't like her choice of songs => Although2.despite his age,Mr Brown tried to run every morning=> Although
3.Though we live in the same street,we hardly ever see each other => despite
4.Although my foot was injured,I managed to walk to the nearest village
sai rồi bạn ơi sao lại 2MN vậy
vì N là TĐ của MP=>MN=NP=1/2MP=>MP=8:1/2=16 CM
⇔2x−2xy=0⇔2x-2xy=0
⇔2x(1−y)=0⇔2x(1-y)=0
⇔⇔ [x=01−y=0[x=01−y=0
⇔⇔ [x=0y=1
hehe
a,2x=44-12 b,2.5x+1-1100=150 =>2x=32 =>2.5x+1=150+1100 =>x=6 =>2.5x+1=1250 =>5x+1=1250:2 =>5x+1=625 =>5x+1=54 =>x+1=4 =>x=3
she was very poor but she lived happily