Let c(f(x)) denote the curvature function of given curve f(x). The v – McqOptions

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1.	Let c(f(x)) denote the curvature function of given curve f(x). The value of c(c(f(x))) is observed to be zero. Then which of the following functions could be f(x).
A.	f(x) = x3 + x + 1
B.	f(x)2 + y2 = 23400
C.	f(x) = x19930 + x + 90903
D.	No such function exist
Answer» C. f(x) = x19930 + x + 90903

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