Ta có:
\(\Leftrightarrow\left[{}\begin{matrix}1,5.10^5V_o-3p_o=4,5.10^5\\3.10^5V_o-5p_o=15.10^5\end{matrix}\right.\Rightarrow\left[{}\begin{matrix}V_o=15\left(l\right)\\p_o=6.10^5\left(Pa\right)\end{matrix}\right.\)
\(T_o=T_1=T_2\Leftrightarrow\) Áp dụng định luật ( Bôilơmariôt ) PoVo = P1V1 ; PoVo = P2V2
\(\Leftrightarrow\left[{}\begin{matrix}p_oV_o\left(p_o+1,5.10^5\right)\left(V_o-3\right)\\p_oV_o\left(p_o+3.10^5\right)\left(V_o-5\right)\end{matrix}\right.\)
\(\Leftrightarrow\left[{}\begin{matrix}p_oV_o=p_oV_o-3p_o+1,5.10^5V_o-4,5.10^5\\p_oV_o=p_oV_o-5p_o+3.10^5V_o-16.10^5\end{matrix}\right.\)
\(\Leftrightarrow\left[{}\begin{matrix}1,5.10^5V_o-3p_o=4,5.10^5\\3.10^5V_o-5p_o=15.10^5\end{matrix}\right.\Rightarrow\left[{}\begin{matrix}V_o=15\left(l\right)\\p_o=6.10^5\left(Pa\right)\end{matrix}\right.\)