\(p=\left|x-1\right|+5\)
\(\left|x-1\right|\ge0\)
\(\Rightarrow\left|x-1\right|+5\ge5\)
Dấu ''='' xảy ra khi \(\left|x-1\right|=0\)
\(x-1=0\)
\(x=1\)
Vậy \(MinP=5\Leftrightarrow x=1\)
Ta có: |x-1| \(\ge\) 0
<=> |x-1| + 5 \(\ge\) 5
Dấu "=" xảy ra khi x = 1
Vậy MinP = 5 khi x = 1