|-27+25-x|=25
\(\Rightarrow\)-2-x=25 hoặc -2-x=-25\(\Rightarrow\)x=-27 hoặc x=23
Vậy x \(\in\)(-27;23)
|-27+25-x|=25
\(\Rightarrow\)-2-x=25 hoặc -2-x=-25\(\Rightarrow\)x=-27 hoặc x=23
Vậy x \(\in\)(-27;23)
tap hop cac so nguyen x thoa man 45-|-27- ( -25) -x | = -7 +27
Tap hop cac so nguyen x thoa man : |7-x|=|x+3| la
tap hop cac so nguyen x thoa man (x^2+4x+7)chia het cho (x+4) la
1/so cac so chan co cac chu so khac nhau lap tu cac chu so 1;2;3;4
2/so cac so nguyen thoa man /-12x+7/=40 la
3/tap hop cac so nguyen x thoa man /7-x/=/x+3/ la
2 nguoi nhanh nhat se duoc like
tap hop cac so nguyen x thoa man |7-x|=|x+3| la {...}.(neu tap hop co nhieu phan tu,nhap theo thu tu tang dan, cach nhau boi dau ";")
Tap hop cac so nguyen x thoa man /+2/ = 10 la
tap hop cac so nguyen x thoa man 15-/x-2\=12 la
tap hop cac so nguyen x thoa man -2 ^.Ix+1I=-2^6 la
Tap hop cac gia tri nguyen x thoa man (x^2+4x+13):(x+4) co so phan tu la