tim so tu nhien n lon nhat co ba chu so sao cho n^2-n chia het cho 5
Tim STN n de phan so 7n-8/2n-3 co gia tri lon nhat
tim so tu nhien n lon nhat co 10 chu so , biet rang n chia het 125 va chia 2009 du 975
tim \(n\in N\)de\(\frac{7n-8}{2n-3}\)co gia tri lon nhat
A. Danh dau hai diem c va d tren duong phan gia co ta do lan luot la -2,3 . Tim tung do cua diem a ,b
B. Danh dau hai diem c va d tren duong phan giac co tung do la luot la 1 va -4
Hai ne`n nha` co' cu`ng mot chie`u da`i. Chie`u rong cua ne`n nha` thu' nha't ba`ng 1,2 la`n chie`u rong cua ne`n thu' hai. Khai la't gach bong thi` so' gach la't ne`n thu' nhat nhie`u hon ne`n thu' hai la` 400 vien gach. Hoi ne`n thu' nhat phai la't bao nhieu vien gach?
Co 33 con chim dau tren mot san hinh vuong co canh la 4m . Chung minh rang co it nhat 3 con dau tren mot duong tron co ban kinh la 1m
tim so tu nhien n de phan so 7n-8/2n-3 co gia tri lon nhat
Giup mk vs mai mk can rui
cho bieu thuc A = 2012 / 9 - x . Voi gia tri nguyen cua x thi A co gia tri lon nhat ? Tim tri lon nhat do .