|3x-4|=|x+2|
=> 3x-4=x+2 hoặc 3x-4=-x-2
+) 3x-4=x+2
=> 3x-x=2+4
=> 2x=6
=> x=3
+) 3x-4=-x-2
=> 3x+x=-2+4
=>4x=2
=> x=2/4 (loại)
Vậy x=3.
Tap hop cac gia tri nguyen cua x thoa man 3x-4=x+2
tap hop cac gia tri nguyen x thoa man |3x-4|=|x+2|
tap hop cac gia tri nguyen cua x thoa man (x^2+4x+13) chia het cho x+4 co so phan tu la
tap hop cac gia tri nguyen cua x thoa man (x2+4x+13)chia het cho (x+4) co so phan tu...?
c1: Tap hop cac gia tri nguyen cua x thoa man \(\left(x+\frac{5}{4}\right)\left(x-\frac{19}{7}\right)\)<0
c2: Neu x,y la cac so nguyen thoa man 2xy+4y=6 thi y co the nhan nhung gia tri nam trong tap hop nao
c3: tim 3 so x,y,z biet x+y=8,x+z=10,y+z=12
C4: Gia tri cua x thoa man (x+3)^2=25 va x^3>0 la x=
tap hop cac so huu ti thoa man gia tri tuyet doi cua x-5=x+3
ai dung minh tich cho
Tap hop cac gia tri nguyen de A = 3x+5/2+x dat gia tri nguyen la x = ..............
gia tri nguyen cua x thoa man (3x-4)^5=(3x-4)^7
tap hop cac gia tri nguyen x cua bieu thuc /2x + 2,5/+/2x -3/ dat gia tri lon nhat
