Tim GTNN cua :
M=|2016-x|+|2015-x|
cach lam nua nha
Tim GTNN cua :
M=|2016-x|+|2015-x|
cach lam nua nha
Tim x , y , z biet: |x-y|+|y-z|+|z-x|=2015
Cach lam nua nha
tim GTNN cua b.thuc: A=\(|2014-x|+|2015-x|+|2016-x|\)
Tim x biet :
|2x-1|-|x-3| ≥3
Cach lam nua
Tim x biet :
|2x-1|-|x-3| ≥3
Cach lam nua
Tim x biet :
|2x-1|-|x-3| ≥3
Cach lam nua
tim x thuoc Z biet:
|x-5|+x+3=16
||x+5|-4|=3
Cach lam nua nhe
Tim GTNN :A=/x-2015/+/2016-x/. Khi x thay doi