Which of the following statements are incorrect? If `f(x) and g (x)` are one to one then `f(x) + g(x)` is also one to one

Which of the following statements are incorrect? 1.If f(x) and g(x) are one-one then 2. f(x)+g(x) is also one-one If f(x) and g(x) are one-one then 3. 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

Which of the following statements are incorrect? I . If f(x) and g(x) are one-one then f(x)+g(x) is also one-one. II . If f(x) and g(x) are one-one then f(x)dotg(x) is also one-one. III . 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

Which of the following statements are incorrect? I . If f(x) and g(x) are one-one then f(x)+g(x) is also one-one. II . If f(x) and g(x) are one-one then f(x)dotg(x) is also one-one. III . 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

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

Which of the following functions are one-one? f(x) = 3x + 2

Whether the following functions are one-one? f(x) =x + (1)/(x)

Statement-1 : If f(x) and g(x) are one-one functions then f(g(x)) and g(f(x)) is also a one-one function. and Statement-2 The composite function of two one-one function may or many not be one-one.

Statement-1 : If f(x) and g(x) are one-one functions then f(g(x)) and g(f(x)) is also a one-one function. and Statement-2 The composite function of two one-one function may or many not be one-one.

Whether the following functions are one-one? f(x) = x|x|