csat-suneung 2012 Q18

csat-suneung · South-Korea · csat__math-humanities 4 marks Composite & Inverse Functions Graphical Interpretation of Inverse or Composition
When the graph of the function $y = f ( x )$ is as shown in the figure, which of the following statements are correct? [4 points]
ㄱ. $\lim _ { x \rightarrow +0 } f ( x ) = 1$ ㄴ. $\lim _ { x \rightarrow 1 } f ( x ) = f ( 1 )$ ㄷ. The function $( x - 1 ) f ( x )$ is continuous at $x = 1$.
(1) ㄱ
(2) ㄱ, ㄴ
(3) ㄱ, ㄷ
(4) ㄴ, ㄷ
(5) ㄱ, ㄴ, ㄷ
When the graph of the function $y = f ( x )$ is as shown in the figure, which of the following statements are correct? [4 points]

<Statements>\\
ㄱ. $\lim _ { x \rightarrow +0 } f ( x ) = 1$\\
ㄴ. $\lim _ { x \rightarrow 1 } f ( x ) = f ( 1 )$\\
ㄷ. The function $( x - 1 ) f ( x )$ is continuous at $x = 1$.\\
(1) ㄱ\\
(2) ㄱ, ㄴ\\
(3) ㄱ, ㄷ\\
(4) ㄴ, ㄷ\\
(5) ㄱ, ㄴ, ㄷ