So sanh 2 phan so
2009×2009+2008/2009×2009+2009 va 2009×2009+2009/2009×2009+2010
cuoi nam 2008 so dan cua ban A la 1600 nguoi.cuoi nam 2009 so dan cua ban A la 1632 .hoi tu cuoi nam 2008 so dan cua ban A tang them bao nhieu phan tram ?
cho A= 2007/2008 + 2008/2009 + 2009/2010
Cho B= 2007 + 2008 +2009/ 2008 + 2009 + 2010
Hãy so sánh A vá B.
Tim tat ca gia tri cua n sao cho:
(n+2008+2008+2008+...+2008)+(n+2009+2009+2009+...+2009)
(co tat ca 100 so 2009,2008)
Nam 2003 gia dinh bac Hoa thu hoach dc 8 tan thoc . Nam 2008 gia dinh bac Hoa thu hoach dc 8,5 tan thoc
a, Hoi so voi nam 2003 , nam 2008 so thoc ma gd bac Hoa thu hoach tang them bao nhieu phan tram ?
b, Neu so voi nam 2008, nam 2013 so thoc cung tang them bay nhiu phan tram thi nam 2013 gd bac Hoa thu hoach dc bao nhieu tan thoc ?
cac bn giup mk nha ai dung mk tich cho
Cho biet A la tich 2008* 2008*2008*.........*2008( Co 2009 thua so 2008)
Hoi tich tren co tan cung la chu so may
so sánh M và N biết M=2007/2008+2008/2009 và N=2007+2008/2008+2009
so sánh M và N biết M =2007/ 2008 +2008/ 2009 và N= 2007 +2008 /2008+ 2009
Bai 1 :Tinh nhanh
A= 3 / 5 x 8 + 3 / 8 x 11 + 3 / 11 x 14 + ....... + 3 / 95 x 98 + 3 / 98 x 101
Bai 2 :So sanh phan so voi 1:
2009 x 2011 + 2010 / 2008 x 2012 + 2009