Các câu hỏi tương tự
tim giao cua 2 tap hop A va B biet rang:
a , A la tap hop cac so chia het cho 24 , B la tap hop cac so chia het cho 120
b, A la tap hop cac so chan, B la tap hop cac so nguyen to
cho cac so nguen : a = 10 , b = -18
a) viet tap hop cac uoc cua a , cac uoc cua b
b) viet tap hop cac so nguyen vua la uoc cua a vua la uoc cua b
c) viet tap hop cac so nguyen vua la boi cua a vua la boi cua b
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 ";")
Cho P la tap hop cac so khong nguyen to cua so 180 . So phan tu cua tap hop P la ?
cho p la tap hop cac uoc khong nguyen to cua so 180 .so phan tu cua tap hop p la
co the khang dinh tap hop z bao gom 2 bo phan la cac so nguyen am va cac so nguyen duong khong? tai sao?
tap hop cac so nguyen x: A=x-4/x-1 nguyen la {........}
GIUP MINH VOI
co the khang dinh tap hop Z bao gom hai bo phan la cac so nguyen duong va cac so nguyen am duoc khong ? tai sao ?
Tap hop cac so nguyen x thoa man /+2/ = 10 la