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`3/8 xx (-5)/7 + (-5/7) xx 5/8`
`= -5/7 xx (3/8+5/8)`
`=-5/7 xx 8/8`
`=-5/7 xx 1`
`=-5/7`
có vẻ hơi sai lớp vs môn nhỉ:<
\(\dfrac{3}{8}.\dfrac{-5}{7}+\left(\dfrac{-5}{7}\right).\dfrac{5}{8}=\dfrac{-5}{7}.\left(\dfrac{3}{8}+\dfrac{5}{8}\right)=\dfrac{-5}{7}.1=\dfrac{-5}{7}\)
Viết câu cùng nghĩa:
1. The science books are on the shelves on the right. They are very interesting.
=) The science books on the shelves ________on the right arre very interesting.____________
2. The girl is on the right corner of the room. She is Mai.
=) The girl on _________the right corner off the room is mai_________________.
Dùng từ gợi ý, viết thành câu hoàn chỉnh:
1. Literature/ I/ read/ books/ write/ what/ I/ read
i read literature books and write what i read.
2. These racks/ left/ magazines/ and/ those racks/ right/ newspapers.
these racks on the left have magazines and thoses rack on the right have newspapers.
3. Where/ I/ find/ reference books/ readers?
where can i find many kinds of books : readers, referance books ?1. Should I have a chance to go back to the past, I will do the right and meaningful things
2. Were Mary to give in to the argument, she would have left a good impression on her bosss heart
nhầm chỗ rồi
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