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f(x) is a differentiable function such that f(1/x)=0 for every x belongs to N , then which of the following is/are correct; A) f(0)=0 C) f(1)=0 B) f"(0)=0 D) f"(1)=0

f(x) is a differentiable function such that f(1/x)=0 for every x belongs to N , then which of the following is/are correct;
A) f(0)=0 C) f(1)=0
B) f"(0)=0 D) f"(1)=0

Grade:12th pass

1 Answers

Chandan
121 Points
6 years ago
a,b,c and d are correct 
it will have to be a constant function otherwise it will be discontinuous for irrationals and fractions

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