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The function f: R -> R defined by f(x)=x...

The function `f: R -> R` defined by `f(x)=x+sqrt(x^2)` is

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Knowledge Check

  • The domain of the function f: Rto R defined by f(x) = sqrt(x^(2) - 7x + 12) is

    A
    `(-oo,3]uu[4,oo)`
    B
    `(-oo,3]nn[4,oo)`
    C
    `(-oo,3]uu(4,oo)`
    D
    (3,4)

  • The function f: R to R defined by f(x) = 4x + 7 is

    A
    one-one
    B
    onto
    C
    into
    D
    bijective

  • The function f : R to R defined by f (x) = |x| is :

    A
    One-one only
    B
    Onto only
    C
    Both one-one and onto
    D
    Neither one-one nor onto

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