biet 4 so tu nhien lien tiep thoa man dieu kien so lien tiep khac nhau 15 don vi va tong la 2170 tim so lon nhat
tim gia tri lon nhat cua a+b-c . voi dieu kien a;b;c deu la so co 3 chu so
Mot bqn khi tim tat ca cac so co 6 chu so biet tong cac chu so cua no la 48 va khi viet cac chu so do theo thu tu nguoc lai thi so do khong thay doi .hoi ban ay tim duoc nhieu nhat bao nhieu so thoa man yeu cau
co bao nhieu nam cua the ki 21 thoa man dieu kien chu so hang nghin bang tong cac chu so con lai
CO BAO NHIEU NAM CUA THE KI XXI THOA MAN DIEU KIEN CHU SO O HANG NGHIN BANG TONG CAC CHU SO O CAC HANG CON LAI
Hay cho biet co may so tu nhien x thoa man dieu kien.
1+1/2<x<3+6/17
muon chia het cho so 45 ta can thoa man dieu kien gi?
tim cac phan so lon hon 5phan 6 va be hon 11phan 12 co mau so la 48
Trung binh cong cua 3 so la 100 so thu nhat co 2 chu so so thu hai la so nho nhat co 3 chu so giong nhau .Tim so thu ba
Giup minh bai toan nay voi nhanh nhe minh dang can gap !