dien tiep vao cho cham : 1.1;3.3;9.9;29.7;...
dien tiep vao cho cham........*48 + 5 *48 + 2 * 48 = 528
... * 48 + 5 * 48 + 2 * 48 = 528
=> (... + 5 + 2) * 48 = 11 * 48
=> ... + 7 = 11
=> ... = 11 - 7
=> ... = 4
gọi chỗ trống đó là x ta có
x * 48 + 5 * 48 + 2* 48 = 528
(x+5+2)* 48 = 528
(x+5+2) = 528:48
(x+5+2) =11
x+5 = 11 - 2
x+5 = 9
x = 9-5
x = 4
Dien tiep vao cho cham
H... C... V... L...
V... L...C...M
1. viet tiep vao cho cham cho thich hop:
A) Dien tich xung quanh cua hinh lap phuong co canh 2,5m la:
........................................................................................
B) Dien tich toan phan cua hinh lap phuong co canh 2,5m la :
........................................................................................
a,2,5 x 2,5 x 4 =25 (m)
b,2,5 x 2,5 x 6 =37,5 (m)
Viet tiep vao cho cham.?
3 ;6 ;12 ;....;....;.....;......
3 ;6 ;12 ;24;48;96;192
k cho mik nha
tap ban do thuc hanh phan tich luoc do dan so va thap tuoi (tiep theo)
4.dien vao cho cham tren luoc do ten 1 so cac sieu do thi tren 8 teu dan,do thi tu 5-8 trieu dan
giyp mk zoi!!!!!!!!!!!!!!
N...Ose
dien vao cho cham
viet tiep vao cho cham cho thich hop:
9/10=0,9;90/100=0,90.Ta thay:0,9=0,90 vi......
1 gio 15 phut=....gio?dien vao cho cham
dien vao cho cham
INVIT....