(|x - 2013| + 2014) .(x2 + 5). (9 - x2) = 0
=> 9 - x2 = 0 (Vì 2 vế trước lớn hơn 0)
=> x2 = 9
=> x2 = 32 = (-3)2
=> x = 3 hoặc x = -3
Vậy S = {-3; 3}.
tap hop ccac so nguyen x thoa man (| x - 2013 | + 2014 ( x mu 2 +5 ) ( 9 - x mu 2 = 0 la S = (...) Nhap cac phan tu theo thu tu tang dan , ngan cach nhau boi dau ;
tap hop cac so nguyen x thoa man (|x-2013|+2014)(x^2+5)(9-x^2)=0 la S=....
GIUP VOI TRA LOI DC MIK TICK CHO
tap hop cac so nguyen x thoa man (|x-2013|+2014)(x^2+5)(9-x^2)=0 la S=....
GIUP VOI TRA LOI DC MIK TICK CHO
tap hop cac so nguyen x thoa man(|x -2013|+2014)(x^2+5)(9-x^2)
tap hop cac so nguyen x thoa man 15-/x-2\=12 la
Tap hop cac so nguyen x thoa man /+2/ = 10 la
tap hop cac so nguyen x thoa man -2 ^.Ix+1I=-2^6 la
tap hop cac so nguyen x thoa man (x^2+4x+7)chia het cho (x+4) la
tap hop tat ca cac so nguyen x thoa man ( 2- x ).(x+7) = 0
