tim cac so abc biet rang voi a,b,c khac nhau sao cho abc :(a+b+c)=25
Tim so tu nhien abc co ba chu so khac nhau,chia het cho cac so nguyen to a,b,c
tim so tu nhien abc co ba chu so khac nhau,chia het cho cac so nguyen to a,b,c .
tim cac chu so a ,b, c,d khac nhau biet rang abc x c=dac
tim abc biet abc=(bca+cab):2 voi a b c khac nhau va khac 0
abc+defg=mnpq
tim a,b,c,d,e,f,g,m,n,p,q biet a>b>c>d>e>f>g>m>n>p>q voi tat ca cac chu so khac nhau
a)Tim cac so tu nhien a,b,c nho nhat khac 0 sao cho :16.a=25.b=30.c
B)tim so tu nhien n<30 de 3n+4 va 5n + 1 co uoc chung khac 1
tim cac chu so a,b,c khac nhau sao cho:
a,bc: (a + b + c) = 0,25
tim so abc voi(b khac c) biet abc va (a+b+c) chia het cho 7
giải chi tiết nha nếu ma dung thi 1 like OK