Các câu hỏi tương tự
so cac so nguyen x thoa man /-12x +7/=40
3nguoi tra loi nhanh nhat se duoc like
tap hop cac so nguyen x thoa man (6x+5) chia het cho (2x+1)
2 nguoi nhanh se duoc like
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 ";")
phan tu lon nhat cua tap hop cac so nguyen x thoa man l-17-xl=7
câu hỏi tick nhanh tay lên
so cac so nguyen x thoa man |-12x+7|=40
Tap hop cac so nguyen x thoa man : |7-x|=|x+3| la
Bai 1 : Cho 3 chu so a ;b ;c thoa man 0< a < b < c. Goi A la tap hop cac so tu nhien co 3 chu so moi so gom ca 3 chu so a, b , c .Biet rang tong cua 2 so nho nhat trg tap hop A =488. Khi do a+b+c=
Bai 2 : Chia cac so tu nhien tu 1 den 100 thanh 2 lop : lop so chan va lop so le .Nhu vay tong cac chu so cua 2 lop hon kem nhau bao nhieu don vi
so phan tu cua tap hop cac so nguyen x thoa man:15-lx-2l bang 12
tap hop cac so nguyen x thoa man 45-|-27- ( -25) -x | = -7 +27