Các câu hỏi tương tự
tim x, y, z thuoc Z sao cho /x-y/+/y-z/+/z-x/=2019
tìm x, y, z thuoc Z biết /x-y/+/y-z/+/x-z/=2019
tim x,y,z thuoc Z biet:
\(|x-2017|+|y+2018|+|2019-3z|nhohonhoacbang0\)
tim x,y,z thuoc N sao cho 1/x+1/y+1/z=1/2
tim x,y,z thuoc Z sao cho 1:x+y+1:y=1:8
tim x;y thuoc z sao cho x+y₫ê; x-y₫
tim x, y thuoc z biet :
/ x-y / + / y-z/ + /z - x / = 2015
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
tim x,y,z thuoc z biet /x/+/y/+/z/=0