Giup mk nua nhe
Tim tong cac so nguyen x thoa man : - 20_< X < 15
Cai dau _< la nho hon hoac bang day
Tim tong cac so nguyen x biet -10<hoac bang x < 10
Tong cac so nguyen x voi -6<x<hoac bang 5 la
so phan tu cua tap hop cac so nguyen x thoa man
-6/2 <hoac = x <hoac = 5/2
GIUP MIIH NHA
tinh tong cac so nguyen a sao cho:
-50<a<hoac bang 50
-100 nho hon hoac bang a va a nho hon 100
tong tat ca cac so nguyen x thoa man:(x+6)(x-9)=0
tim tong cua cac so nguyen x thoa man x^2<2016
tinh tong cac so nguyen thoa man -20<x<10
SOS!!! minh can gap!!!
tong tat ca cac so nguyen x thoa man -2016<=x<=2016