Các câu hỏi tương tự
Tim so nguyen x,y biet
(x+1)^2+(y-1)^2=0
(x+3)×(y+1)=3
xy-2x=5
tim cac so x,y biet
x*(xy+2)+y=1
tim so nguyen x,y biet
x(xy+2)+y=1
tim so nguyen x,y biet:
a)(x+2)(y-3)=5
b)(x+1)(xy-1)=3
Tim x,y biet
a)(2x +1)(3y-2)=55
b)(x+1)(xy-1)=3
tim cap so nguyen x;y biet (x-1).(xy+2)=5
tim x y nguyen biet
x mu2 +y mu 2-z mu 2+z+1=2(x+y-xy)
Tim x y biet (x-7).(xy+1)=9
tim x,y biet
a, x.(y-3)=25
b, 3x + xy - y= 1
c, 1/x + 1/y = 1/3