cho day so 1; 2; 5; 10; 17;...hoi so hang thu 10 cua day so la so nao
cho day so 1 2 5 10 17 hoi so hang thu 10 cua day la so nao
cho day 1,2,5,10,17,....hoi so hang thu 10 cua day la so nao
ch day so 1, 2,5,10,17,...hoi so hang thu muoi cua day so la so nao
cho day so : 5,21,53,101,165....
A.So 23765 la so hang thu may cua day?
B.So hang thu 87 cua day la so nao?
cho day so 1 2 5 10 17 .. tim so hang thu 10 cua day
loi giai luon nha
cho day so : 1,1 ; 2,2; 3,3; ....... ; 108,9; 110,0
so hang thu 50 cua day la so hang nao
Bai 1: Cho day so : 10; 13; 16; 19...
a) so 2002 la so hang thu bao nhieu cua day
b) Tim so hang Thu 107 cua day
Bai 2: tinh tong cua day so sau :
2; 4; 6; 8... 78; 80
Bai 3 : Cho day so
3; 6; 12; 24; 48...
Cac so 666; 2004 co thuoc day khong
Bai 4 : cho day 3; 18; 48; 93; 153...
a ) Tim so hang Thu 100 cua day
b ) so 11703 la so hang Thu bao nhieu cua day
Ai nhanh minh tick!
CHO DAYSO :1,2,5,10 ,17............HOI SO HANG CUA DAY LA SO NAO
GIAI CHI TIET GUM MINH NHA MINH SE LIKE CHO BAN NAO LAM CHI TIET MA DUNG CHUAN MEN