cho 2 so tu nhien phan biet co tich bang 0 . Khi do so be la ......
cho 2 so tu nhien phan biet co tich bang 0. khi do so be bang
tim so tu nhien co bon chu so biet rang so do co the phan tich thamh tich cua hai thua so co tong bang 100 va mot trong hai thua so ay co dang a^a
hai so tu nhien co tong bang 828va giua chung co tat ca 15 so tu nhien khac nhau .khi do so be nhat trong hai so do la
cho hai so tu nhien khac nhau co trung binh cong cua chung la so lon nhat co 2 chu so .Tim so do ,biet rang so nay bang 80 phan tram so kia
tim phan so toi gian nho nhat co tu va mau la cac so tu nhien sao cho khi nhan phan so do lan luot voi cac phan so 10/7;5/6;15/9 thi moi tich tim duoc la so tu nhien.
cho hai so phan biet co tich bang 0.vay so be bang
tim so tu nhien co ba chu so,biet rang binh phuong cua chu so hang chuc bang tich hai so kia va so tu nhien do tru di so gom ba chu so ay viet theo thu tu nguoc lai bang 495?
tim mot phan so co mau la 11 biet rang khi tu tru 18 va nhan mau voi 7 thi duoc mot phan so bang phan so da chotim mot phan so co mau la 11 biet rang khi tu tru 18 va nhan mau voi 7 thi duoc mot phan so bang phan so da cho