Tim so nguyen x de /x/ +1 co gia tri nho nhat
Tim gia tri cua x de bieu thuc A=|x-3|+(-100)co gia tri nho nhat ,tim gia tri nho nhat ay
tim x nguyen de cac bieu thuc sau dat gia tri nho nhat : x+5/x-4
bai 1 tim x nguyen de cac bieu thuc sau dat gia tri nho nhat
D=x+5 phần x-4
hai so nguyen duong x,y co tong la 51
a tim gia tri lon nhat cua x.y
b tim gia tri nho nhat cua tich x,y, biet rang x va y deu lon hon 1
tim cac so nguyen x : A=| 2x -4| + 2009 co gia tri nho nhat
B= 2005-| x-5| co gia tri lon nhat
cho A = 1/15 nhan 225/(8+2) + 3/14 nhan 196/(3x+6) (x thuoc Z; x khac -2 )
a) Rut gon A
b) Tim x thuoc Z de A thuoc Z
c) trong cac gia tri nguyen A tim gia tri lon nhat va gia tri nho nhat
cho A=6n-1/3n+1(n thuoc z) hoi a tim n de A nguyen b tim n de A co gia tri nho nhat
B=2015+lx+4l. tim x de B co gia tri nho nhat