Các câu hỏi tương tự
tim cac chu so a va b khac 0 thoa man ;ax bxab= bbb gach dau
tim cac chu so a,b,c biet: 0,a+a,b+ab,c=bc,b ( cac chu so khac nhau bieu dien cac chu so khac nhau)
cho 3 chu so khac nhau va khac 0 co the lap duoc bao nhieu so khac nhau tu ba chu so do biet tong chieu cac so do la 3330 hieu so lon nhat va be nhat la 549 tim 3 chu so do
cho 3 chu so a,b,c khac 0 ;a>b>c
a,lap duoc bao nhieu so co 3 chu so ?[trong cac so tren ko so nao duoc lap lai 2 lan]
b,biet tong cua tat ca cac so vua lap 3330.hieu cua so lon nhat va so be nhat trong cac so do la 594 tim 3 chu so a,b,c
hay tim cac so tu nhien lon nhat gom cac chu so khac nhau va co tich cac chu so bang 420so can tim la
Tim hieu cua so thap phan lon nhat co cac chu so le khac nhau va so thap phan nho nhat co cac chu so chan khac nhau
hay tim so tu nhien lon nhat gom cac chu so khac nhau va tich cac chu so = 420
tim so tu nhien lon nhat co cac chu so khac nhau va co tich cac chu so =40
tim so lon nhat viet boi cac chu so khac nhau va tich cac chu so do bang 42