a,
,2006x2005-1/2004x2006+2005 b,45x45+45x55/1+3+5+.......+19 c,7256x4375-725/3650+4375x7255
d,35x12+65x13 g,18x123+9x4567x2+3x5310x6
gấp nha các bn lam giup tui cho 3 tick
a,2006x2005-1/2004x2006+2005 b,45x45+45x55/1+3+5+.......+19 c,7256x4375-725/3650+4375x7255
d,35x12+65x13 g,18x123+9x4567x2+3x5310x6
gấp nha các bn lam giup tui cho 3 tick
a,2006x2005-1/2004x2006+2005 b,45x45+45x55/1+3+5+.......+19 c,7256x4375-725/3650+4375x7255
d,35x12+65x13 g,18x123+9x4567x2+3x5310x6
a,2006x2005-1/2004x2006+2005 b,45x45+45x55/1+3+5+.......+19 c,7256x4375-725/3650+4375x7255
d,35x12+65x13 g,18x123+9x4567x2+3x5310x6
a,2006x2005-1/2004x2006+2005 b,45x45+45x55/1+3+5+.......+19 c,7256x4375-725/3650+4375x7255
d,35x12+65x13 g,18x123+9x4567x2+3x5310x6
a,2006x2005-1/2004x2006+2005 b,45x45+45x55/1+3+5+.......+19 c,7256x4375-725/3650+4375x7255
d,35x12+65x13 g,18x123+9x4567x2+3x5310x6
a,2006x2005-1/2004x2006+2005 b,45x45+45x55/1+3+5+.......+19 c,7256x4375-725/3650+4375x7255
d,35x12+65x13 g,18x123+9x4567x2+3x5310x6
tính nhanh
a,2006x2005-1 b, 45x45+45x55 c,7256x4375-725 d,35x12+65x13 g,18x123+9x4567x2+3x5310x6
____________ ____________ ______________
2004x2006+2005 1+3+5+.......+19 3650+4375x7255
ghi phân số kiểu này nha bạn : a/b
sory mik ko bit ghi phan so nen phai vay,may cai duoi la mau so do
2006x2005-1/2004x2006+2005
2006 x 2005 - 1/2004 x 2006 + 2005
= 2006 x ( 2004 + 1 ) - 1/2004 x 2006 + 2005
= 2006 x 2004 + 2006 x 2005/2004 x 2006 + 2005
= 2006 x 2004 + 2005 / 2004 x 2006 + 2005
Tính nhanh: 2006x2005-1/2004x2006+2005