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Math Help - functions

  1. #1
    Faz
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    functions

    Given g(x) = Squareroot(x-1) find
    a)The domain of g;
    b)the range of g
    (inequalities like x> 2 should be typed as x>=2 etc..)
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  2. #2
    Pur
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    if g(x)=\sqrt{x-1} then the domain of g(x) is whenever x-1\geq 0 which implies that the domain is x \geq 1.

    Similarly, for the range we know that g(x) \geq 0 \quad \forall{x}
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