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Prove that the function f: R to R defin...

Prove that the function `f: R to R` defined by `f(x) = 4x + 3` is invertible and find the inverse of `'f'`.

Text Solution

Verified by Experts

The correct Answer is:
`(x - 3)/(4)` for all x `in` R
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Knowledge Check

  • The function f : R rarr R defined by f(x) = 7^x + 7^|x| is

    A
    a.one- one and onto
    B
    b.many one and onto
    C
    c.one-one and onto
    D
    d.many one and into

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