Các câu hỏi tương tự
Cho A la tap hop cac so tu nhien nho hon 7 va b la tap hop cac so tu nhien chan nho hon 8
hay viet tap hop a va b la cach liet ke cac phan tu
1 liet ke cac phan tu duoi day
a, A la tap hop cac so tu nhien lon hon 5 va nho hon 9
b, B la tap hop cac ngay le trong tuan
c, C la tap hop cac chu cai trong tu Nha Trang
liet ke cac phan tu nho hon 8 ( chu y khong duoc liet ke so am dau nha ) trong tap hop A
viet cac tap hop sau bang cach liet ke phan tu va chi ra moi tap hop co bao nhieu phan tu .
a, tap hop A cac so tu nhien co 2 chu so trong do chu so hang chuc lon hon chu so hang don vi la 2 .
b, tap hop B cac so tu nhien co 3 chu so bang 3 .
A={x thuoc N /7nho hon hoac bang x nho hon hoac bang 50, x chia het cho 7
a, viet tap hop A bang cach liet ke cac phan tu
b, tim sophan tu cua tap hop tren
viet cac tap hop sau va cho biet moi tap hop co bao nhieu phan tu ?
a) tap hop cac so tu nhien khong vuot qua 50
b) tap hop cac so tu nhien lon hon 8 nho hon 9
So phan tu cua tap hop cac so tu nhien chan lon hon 3 va nho hon 2000
so phan tu cua tap hop cac so tu nhien l lon hon 30 va nho hon 2000
so phan tu cua tap hop cac so tu nhien chan lon hon 13 va nho hon 3000 la;