H
halong_hanoi
![](https://blog.hocmai.vn/wp-content/uploads/2017/07/hot.gif)
![](https://blog.hocmai.vn/wp-content/uploads/2017/07/hot.gif)
Tìm giá trị nhỏ nhất của P
\left\{\begin{matrix}
a+b\geq 5
; a\geq 3\\
\end{matrix}\right.
P={2}^{a}+{2}^{b}-a-b
\left\{\begin{matrix}
a+b\geq 5
; a\geq 3\\
\end{matrix}\right.
P={2}^{a}+{2}^{b}-a-b
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