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 thuoc Z biet : | x-3| -7=-4
o the ket luan gi ve dau cua so nguyen x khac 0 neu biet : x+|x|=0
ai nhanh minh tick
bai 1 tim cac so nguyen x,y biet
a,x/3=7/y b,x/y=-3/11 c,x/y-1=5/-19
bai 2 tim cac so nguyen x,y,z,t biet
12/-6=x/5=-y/3=z/-17=-t/-9
tim so nguyen x,y,z biet: -4/8=x/-10=-7/y=z/-24
Tim x thuoc N sao cho \(\frac{2xx+5}{xx+1}\)(2x+5\x+1) la so tu nhien
CAC BAN GIUP MINH NHA thank you so much
bai 1 tim so nguyen duong nho nhat co 3 chu so , so nguyen a lon nhat co 2 chu so
bai 2: tim x thuoc Z biet
a, / x/ = -5
b, /x/= <7
c, /x/ = 4
d, /x/=0
tim cac so nguyen x,y,z biet :-6/12=x/8=-7/y=z/-18
tim cac so nguyen x,y,z biet y^2=y-1; x^2=x-1; z^2=z-1
Tim so nguyen x , y, z , t biet : 38 * ( x * y * z * t + x * y + x * t + z * t + 1 ) = 49 * ( y * z * t + y +t )