-1/2+3/5+(-1/2)+1/127+(-7/18)+4/35+2/7
=(-1/2+(-1/2))+(3/5+4/35)+(1/127+(-7/18))+2/7
=-1/1+5/7+(-871/2286)+2/7
=(-1/1+5/7+2/7)+(-871/2286)
=0+(-871/2286)
=-871/2286
Tinh bang cach thuan tien nhat:
A = 1/2 + 2/8 + 3/28 + 4/77 + 5/176
tinh bang cach thuan tien: (5.75-74).2 / 76.10-2.75
Bai 1: tinh nham bang cach thuan tien nhat
A,2000-{46-[24+71*4):15]}
Giup minh voi
giai bang cach thuan tien: 1 + 2 + 3 + 4 + ....+ 99
tinh bang cach thuan tien
p=3/2-5/6+7/12-9/20+11/30-13/42+15/56-17/72
ai giai tui tich
tinh bang cach thuan tien nhat 6,25 x 1,01 + 2,5 x 1,01% + 1,01 x 2,25 - 1,01
Tinh bang cach thuan tien nhat:
23+47+11+49
4.7.11.25
tinh giup bang cach hay nhat 1/3-1/4+1/5-1/6+1/7
Tinh bang cach thuan tien nhat:
23+47+11+49
4.7.11.25
5.9.3.2
