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)
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
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
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
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
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)
viet tap hop A gom cac so tu nhien la 24:x,36:x,60:x va x lon nhat
viet tap hop Bgom cac so tu nhien la boi cua 2 ma 2 co 2 chu so va ko qua 20
viet tap hop C=A giaoB