Find the domain and the range of the following functions: (i) f(x) = sq root X sq-4​

Question

Find the domain and the range of the following functions:

(i) f(x) =
sq root X sq-4​

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Maya 1 month 2021-08-18T09:55:37+00:00 2 Answers 0 views 0

Answers ( )

    0
    2021-08-18T09:57:07+00:00

    Answer:

    all real numbers…………….

    0
    2021-08-18T09:57:10+00:00

    Answer:

    f(x) is real valued function if x^2 – 4>=0.

    (x+2)(x-2)>=0

    Therefore domain is x<=-2 or x>=2

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