|-17 - x | = 7
\(\Rightarrow\orbr{\begin{cases}-17-x=7\\-17-x=-7\end{cases}}\Rightarrow\orbr{\begin{cases}x=-24\\x=10\end{cases}}\)
so phan tu cua tap hop cac so nguyen x thoa man:15-lx-2l bang 12
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 (x mũ 2 +4x+13) chia het cho (x+4) co so phan tu la ??????????????????????????????????
so phan tu cua tap hop cac so nguyen x thoa man
-6/2 <hoac = x <hoac = 5/2
GIUP MIIH NHA
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 ";")
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 gia tri nguyen x thoa man (x^2+4x+13):(x+4) co so phan tu la
so phan tu cua tap hop x thoa man:17-x+|x-4|=0 la......
(neu cach lam)
cho 2 tập hợp A={1;2;3;4;5;6} va tap hop B la cac so tu nhien le lon hon 1 goi C la tap hop con cua A va B so phan tu nhieu nhat cua C la
