A) \[f\] and \[{f}'\] are continous for \[x+1>0\]
B) \[f\] is continous but \[{f}'\] is not continous for \[x+1>0\]
C) \[f\] and \[{f}'\] are not continous at \[x=0\]
D) \[f\] is continous at \[x=0\] but \[{f}'\] is not so
Correct Answer: A
Solution :
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