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dgrounds3

  • 5 years ago

log(lower 3)((x^2)+8)=2 need the solution set PLEASE help im doing a timed homework assignment

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  1. a933793
    • 5 years ago
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    Do you remember what a log base anything is?

  2. dgrounds3
    • 5 years ago
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    noooo :((

  3. a933793
    • 5 years ago
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    hmm Okay... Do you remember how to turn a log into exponential form?

  4. JS
    • 5 years ago
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    its 1 and -1

  5. JS
    • 5 years ago
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    i answered this somewhere else?

  6. JS
    • 5 years ago
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    beacuse its 3 ^2 = x^2 +8...which means x^2 = 9-8, which equals 1., so x can be either 1 or -1

  7. dgrounds3
    • 5 years ago
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    ohhhh ok! thank you!!!

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