Cho x;y la so nguyen sao cho | x | + | y | = 5. So cap so nguyen ( x;y ) thoa man la
cho x ; y la cac so nguyen to sao cho gia tri tuyet doi cua x cong gia tri tuyet doi cua y bang 5 so cap so nguyen (x;y) thoa man la
cho x,y la cac so nguyen to thoa man x^2+45=y^2.Tong x+y=
Cap so nguyen duong ( x,y ) thoa man |(x2 + 2).(y + 1)| = 9 la (x,y)=.....
(Nhap cac gia tri theo thu tu , cach nhau boi dau;)
so cap so nguyen x,y thoa man dieu kien 3/x+y/3=5/6 la ... cap
so cap x;y nguyen thoa man x>y va x/5=7/y la giup mik nhe mik tik cho !
so cap x;y nguyen thoa man [x+1][x+2]=7 la bao nhieu
so cap so nguyen x,y thoa man 5/x-y/3=1/6 la
cho x, y , z la cac so nguyen thoa man x . y - x. z + y.z - z^2 +1 =0 chung minh rang x+ y =0