viet so 2007 thanh tong cua k so tu nhien deu la hop so.tim gia tri lon nhat cua k
viet so 2007 thanh tong cua K so tu nhien deu la hop so.Tim gia tri K lon nhat?
(NHO TRINH BAY LOI GIAI,MINH HUA SE TICK CHO)
tim so tu nhien n lon nhat sao cho so 2015 bang tong cua n so a1, a2,.....,an trong do tat ca cac so a1, a2, a3, .....an deu la hop so
tim so tu nhien n lon nhat sao cho so 2015 bang tong cua n so a1, a2,.....,an trong do tat ca cac so a1, a2, a3, .....an deu la hop so
tong cua 30 so tu nhien lien tiep la 2025 gia su d la ucln cua cac so do. khi do gia tri lon nhat cua d la
tu 10 chu so :0,1,2,3,4,.....,9 hay ghep thanh 5 so co 2 chu so roi cong chung lai
a,tim gia tri lon nhat cua tong
b,tim gia tri nho nhat cua tong
hai so nguyen duong x,y co tong la 51
a tim gia tri lon nhat cua x.y
b tim gia tri nho nhat cua tich x,y, biet rang x va y deu lon hon 1
tinh hieu cua so tu nhien lon nhat va so tu nhien nho nhat deu gom bon chu so 5, 3,1,0 ( moi chu so viet 1 lan)
tim so tu nhien x lon nhat biet rang x+150va x+375 deu la boi cua x