Các câu hỏi tương tự
tim cap so nguyen x;y biet (x-1).(xy+2)=5
Tim so nguyen x,y biet
(x+1)^2+(y-1)^2=0
(x+3)×(y+1)=3
xy-2x=5
tim so nguyen x,y biet:
a)(x+2)(y-3)=5
b)(x+1)(xy-1)=3
Tim so nguyen x,y sao cho
a)x-3=y.(x+2)
b)(x+1).(xy-1)=3
Bai 1 : Tim cac so nguyen x , y biet :
a, x +xy + y = 9
b, xy - 2x -3y = 5
c, xy - 2x + 5y = 2
tim cap so nguyen x,y biet
x^2-xy-y+7=0
Tim tat ca cac cap so nguyen x,y sao cho xy-2x+y+1=0
Tim so nguyen x,y biet x+4= xy-y
1. tim cac cap so nguyen duong (x, y) sao cho:
2 x3 + xy = 11
2. tim cac cap so nguyen duong (x, y, z)sao cho:
x + y + z = x*y*z
3. tim x thuoc z, biet;
|x| = -2003
|x| = |-2003|
minh dang can gap lam. chieu mai phai nop rui