a, tim cac so nguyen n biet -3 nho hon hoac bang n va nho hon 5.
b, tinh tong cac so nguyen tim duoc o cau a.
Tinh tong tat ca cac so nguyen co gia tri tuyet doi nho hon 10
tinh tong cac so nguyen a sao cho:
-50<a<hoac bang 50
-100 nho hon hoac bang a va a nho hon 100
viet tap hop A gom cac phan tu la cac so nguyen co gia tri tuyet do nho hon 2014 . tap hop A co bao nhieu phan tu. tinh tong cac phan tu cua Tap hop A
tính tong cua tat ca cac so nguyen co gia tri tuyet doi nho hon 10
Tinh tong cac so tu nhien
a) Chia het cho 3 nho hon 100
b) Chia het cho 6 nho hon 100
c) Chia het cho 5 nho hon 100
tong tat ca cac so nguyen co gia tri tuyet doi nho hon hoac bang 7
Tim cac so nguyen to p de 4p+9 la so nguyen to nho hon 40.
Tim cac so nguyen to p de 4p +9 la so nguyen to nho hon 40.