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mar1e0721

  • 3 years ago

find the domain and range of function g(x)=1n (3x+6) D:_____________ R_______________ V.A______________

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  1. dpaInc
    • 3 years ago
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    since the domain of y=lnx is x>0, then the domain of g(x)=ln(3x+6) is 3x+6>0.... solve this inequality for x....

  2. dpaInc
    • 3 years ago
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    setting 3x+6=0 and solving for x will give you the vertical asymptote.

  3. dpaInc
    • 3 years ago
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    range is the same as lnx

  4. mar1e0721
    • 3 years ago
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    vertical asymptote: -2 am i rite?

  5. dpaInc
    • 3 years ago
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    ryte...

  6. dpaInc
    • 3 years ago
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    what about domain?

  7. mar1e0721
    • 3 years ago
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    i am little bit confusing that domain. (0,00) or (-2,00) domain

  8. dpaInc
    • 3 years ago
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    the domain starts (but does not include) at the x coordinate of your VA

  9. mar1e0721
    • 3 years ago
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    i get it. thats answer (-2,00)

  10. mar1e0721
    • 3 years ago
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    thanks!! you are extraordinary!

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