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 duong nho hon 8 la (...) nhap cac gia tri theo thu tu tang dan ,ngan cach boi dau ;
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+2=10
nhap cac gia tri theo thu tu tang dan ngan cach boi dau ";"\
tìm cặp a , b nguyên sao cho a.b lon nhat thoa man ( a +1 ) (b + 2 ) = 3 tra loi a ,b = (,....) Nhap cac gia tri theo thu tu , ngan cach boi dau ;
cho x ; y la cac so nguyen to sao cho gia tri tuyet doi cua x cong gia tri tuyet doi cua y bang 5 so cap so nguyen (x;y) thoa man la
moi nguoi giup toi voi........cho ket qua thoi nha
1. gia tri x+y+z biet :
lx-5l+ly-4l+lz-4l=0
2.so cac uoc nguyen duong cu 2^6.3^3
3.so cac uoc nguyen duong cua 18
4.so duong thang tao thanh boi 8 biem phan biet doi mot khong thang hang
5.so tu nhien n thoa man 2^n+1:4^2=1024
6.UCLL(12,18,24)
7.so tu nhien n thoa man 2+4+6.......+n=110
8.tim x 576.15:x=540
9.gia tri a+b+c biet
a+b=10,a+c=25,b+c=25
so phan tu cua tap hop A cac so le nho hon 23
cac uoc la so chinh phuong cua 180(nhap ket qua theo thu tu tang dan,cach nhau boi dau'';'')
cho 2 so x;y la cac so nguyen sao cho :/x/ +/y/ = 2 so cap (x;y) thoa man la