Cac vi du minh hoa duoc.. d6 cac em co th~ lam t6t nhi.i~ai toan nrong tu hoac mcJ rong khac.
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NHA XUAT JlJ\N J)L)l H()C SU' PH~M
[,(j Bien soan theo n9i dung ~a 'i~h hU'dng ra de thi mdi cua 89 GD & OT
lid Dimh cl ,o h9c siuh Tt IPT 611 1.p.~11 1 ct.0~11 bi chu cac ki ti ,i Qu0c gia
NGUYEN ANJI VINIJ
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Trang 3CQ h¢ thong' nharn giup cac em on ~P; ~m vung n9i dung kien i.huc tit
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don gian den pht'.ic tap; tu co ban ~n;nang cao Cac vi du minh hoa duoc
d6 cac em co th~ lam t6t nhi.i~ai toan nrong tu hoac mcJ rong khac
/~~-
Ngoai viec tom qt If1,:Jiuyet V~t Ii 12 nharn th6 hien ro ban chut cac
ehtrc, cac dang )~~~~p co ban va phuong phap gia.i
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Chunl'-toi hi vong rhng tren Cd so noi dung cuon such nay, CUC:
~~
em co th~t;t viet lai hoac thong ke, b6 sung them cac cong thirc vn dang
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Ben canh niern vui duce dp sach Mn truong, duce tiep Lino ltri,,,f
h<)i kien thirc nhan loai, moj chung ta dcu cam thay nhung ap ~ lo
thuc trongthoi gian ngiln khong ? V.V #
phap gidi nhanh bai tgp trii.c nghi!m ~t::Zt 12"
Cu6n sach g6m 10 chu de Jon, mo~~ de duce trmh bay k hoa hoc,
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