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the function f:R rarr R defined as f(x)=...

the function `f:R rarr R` defined as `f(x)=x^(3)` is

A

One-on but not onto

B

Not one-one but onto

C

Neither one-one nor onto

D

One-one and onto

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Knowledge Check

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

    A
    one-one but not onto
    B
    onto but not one-one
    C
    both one-one and onto
    D
    neither one-one nor onto

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