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Define the real valued function f" ":...

Define the real valued function `f" ": R " "{0} ->R` defined by `f(x)=1/x` , `x in R " "{0}` . Complete the Table given below using this definition. What is the domain and range of this function? x 2 1.5 1 0.5 0.25 1 1.5 2 `y=1/x`

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Knowledge Check

  • The function f:R rarr R defined as f(x)=(x^(2)-x+1)/(x^(2)+x+1) is

    A
    injective as well as sujective
    B
    injective but not surjective
    C
    surjective but not injective
    D
    neither injective nor surjective

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