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Which of the following statements are incorrect? If `f(x)` and `g(x)` are one-one then `f(x)+g(x)` is also one-one If `f(x)` and `g(x)` are one-one then `f(x)dotg(x)` is also one-one If `f(x)` is odd then it is necessarily one-one? `Ia n dI Ion l y` `b. I Ia n dI I Ion l y` `c. I I Ia n dIon l y` d. `I ,I Ia n dI I I`

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