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30. μ€μ μ 체μ μ§ν©μμ μ¦κ°νκ³ λ―ΈλΆκ°λ₯ν ν¨μ $f(x)$κ° λ€μ 쑰건μ λ§μ‘±μν¨λ€. \begin{itemize} \item[(κ°)] $f(1) = 1$, \quad $\int_{1}^{2} f(x) \, dx = \frac{5}{4}$ \item[(λ)] ν¨μ $f(x)$μ μν¨μλ₯Ό $g(x)$λΌ ν λ, $x \geq 1$μΈ λͺ¨λ μ€μ $x$μ λνμ¬ $g(2x) = 2f(x)$μ΄λ€. \end{itemize} \[ \int_{1}^{8} x f'(x) \, dx = \frac{q}{p} \text{μΌ λ, } p+q \text{μ κ°μ ꡬνμμ€.} \] (λ¨, $p$μ $q$λ μλ‘μμΈ μμ°μμ΄λ€.) [4μ ] |