tim cac so nguyen duong x,y thoa man 2x+3y=14
tap hop cac so nguyen x thoa man A=/x+2/+/1-x/
dat gia tri nho nhat
TIM SO nguyen x,thoa man:
|x-4|.(1-x)=0
tim cac so nguyen to x,y thoa man:(x -2) nhan (y-3)=-4
Tim tong cua tat ca cac so nguyen x thoa man -5 <x> 4
Tim x thuoc so nguyen sao cho bieu thuc A=14-x/4-x dat gia tri lon nhat
tim cac so nguyen x,y thoa man:
a, /x-30/+/y+40/=0
b,/x/+/y/ < hoac = 4
tim cac so nguyen to x, y thoa man: (x - 2)2(y - 3)= -4
tim so nguyen x thoa man : -x - 47 + 37 = 0
