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 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 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 co hai chu so la boi cua 32 la bao nhieu [phan tu theo gia tri tang dan]
Tap hop cac so nguyen n de A = 44 phan 2n - 3.(Nhap gia tri theo thu tu tang dang)
Cap so nguyen duong ( x,y ) thoa man |(x2 + 2).(y + 1)| = 9 la (x,y)=.....
(Nhap cac gia tri theo thu tu , cach nhau boi dau;)
tap hop cac so nguyen x thoa man /(x-23)(x+12)/=0
nhap theo thu tu tang dan
cac uoc la so chinh phuong cua 180(nhap ket qua theo thu tu tang dan,cach nhau 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 ;