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keeponbleeding

  • 3 years ago

Find f(x) and g(x) so that the function can be described as y = f(g(x)). y=2/(x^2) +9

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  1. dumbcow
    • 3 years ago
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    g(x) = x^2 f(x) = 2/(x+9)

  2. surdawi
    • 3 years ago
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    @keeponbleeding what are the choices?

  3. keeponbleeding
    • 3 years ago
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    wait how did that happen?

  4. keeponbleeding
    • 3 years ago
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    no multiple choices

  5. surdawi
    • 3 years ago
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    is that y? \[y = \frac{ 2 }{ x^2 }+9\]

  6. keeponbleeding
    • 3 years ago
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    yes

  7. dumbcow
    • 3 years ago
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    y = f(g(x)) means that g(x) is input for variable of f(x) say f(x) = 2/? + 9 , this is general form so ? must be x^2 thus g(x) = x^2

  8. keeponbleeding
    • 3 years ago
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    thanks! got it

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