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If f(x) = + 1. 1-38 HW eTool (Desmos) Homework Help ✎

  1. State the domain and range of f.

    Domain: Notice the x in the denominator. What values of x must be excluded?
    Range: Notice that x is squared. What does this mean about the outputs of f(x)? Furthermore, what will the +1 do to the range?

  2. Write expressions for f(−x), f(), and f(x + h).

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