viet tap hop A cac so tu nhien khong vuot qua 5 bang hai cach.Bieu dien tren tia so cac phan tu cua tap hop A

VIET tap hop A cac so tu nhien khong vuot qua 5 bang hai cach.Bieu dien tren tia so cac phan tu cua tap hop A

viet tap hop A cac so tu nhien khong vuot qua 5 bang hai cach . Bieu dien tren tia so cac phan tu cua tap hop A

vet tap hop A cac so tu nhien khong qua 5 bang hai cach bieu dien tren tia so cac phan tu cua tap hop A

Câu 1:so phan tu cua tap hop cac so tu nhien chan lon hon 3 va nho hon 2000

Câu 2:so phan tu cua tap hop cac so tu nhien chan khong vuot qua 30 la

Câu 3 co bao nhieu so tu nhien co hai chu so trong do chu so hang chuc nho hon  chu so hang don vi la 5 ?

Câu 4:so phan tu cua tap hop cac so tu nhien khong vuot qua 20 la

Câu 5:cho tap hop M={5;8;9;1986;2010}co bao nhieu tap hop con cua M gpm nhung so chan?

a)Viet tap hop M cac so tu nhien lon hon 9, nho hon hoac bang 15 bang hai cach.

b)Viet tap hop A cac so tu nhien khong vuot qua 30 bang hai cach.

a)Viet tap hop M cac so tu nhien lon hon 9, nho hon hoac bang 15 bang hai cach.

b)Viet tap hop A cac so tu nhien khong vuot qua 30 bang hai cach.

Viet tap hop A cac so chan tu nhien lien tiep lon hon 48 va khong vuot qua 178 bang cach chi ra tinh chat dac trung cho cac phan tu cua tap hop.Tinh so phan tu cua A.

nhanh gium nha minh can gap cam on nhieu