Datasets:
6. ν¨μ \( f(x) = 2x^3 - 9x^2 + ax + 5 \) λ \( x=1 \) μμ κ·Ήλμ΄κ³ , \( x=b \) μμ κ·Ήμμ΄λ€. \( a + b \)μ κ°μ? (λ¨, \(a\), \(b\)λ μμμ΄λ€.) [3μ ] | |
\begin{itemize} | |
\item[1] 12 | |
\item[2] 14 | |
\item[3] 16 | |
\item[4] 18 | |
\item[5] 20 | |
\end{itemize} |