A) \[2\]
B) \[4\]
C) \[1\]
D) Does not exist
Correct Answer: B
Solution :
[b] \[\underset{x\to {{0}^{+}}}{\mathop{\lim }}\,f\left( f(x) \right)=f\left( f({{0}^{+}}) \right)=f({{2}^{+}})=4\] \[\underset{x\to {{0}^{-}}}{\mathop{\lim }}\,f\left( f(x) \right)=f\left( f({{0}^{-}}) \right)=f({{2}^{+}})=4\]You need to login to perform this action.
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