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bmelyk

  • 2 years ago

Just wanna see if my answer is correct!

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  1. bmelyk
    • 2 years ago
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    Consider the function defined below. \[y=x ^{\frac{ -15 }{ 8 }}\]

  2. bmelyk
    • 2 years ago
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    \[y''=\frac{ 345 }{ 64 }x ^{\frac{ -31 }{ 8 }}\]

  3. bmelyk
    • 2 years ago
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    \[y'''=\frac{ -10695 }{ 520 }x ^{\frac{ -42 }{ 8 }}\]

  4. bmelyk
    • 2 years ago
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    just wanna know if i have my y'' and y''' right or not.

  5. hartnn
    • 2 years ago
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    2nd is correct

  6. bmelyk
    • 2 years ago
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    what should the third one be?

  7. hartnn
    • 2 years ago
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    nopes.

  8. bmelyk
    • 2 years ago
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    huh?

  9. hartnn
    • 2 years ago
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    i get 512 instead of 520 and 39 instead of 42

  10. bmelyk
    • 2 years ago
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    i keep getting the same answer?

  11. bmelyk
    • 2 years ago
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    yah i just redid it and had that too .. i had my exponent messed up which messed up my answer.

  12. hartnn
    • 2 years ago
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    -31/8-1 = (-31-8)/8 = ?

  13. bmelyk
    • 2 years ago
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    its 39, i just had it done done out wrong. well neg 39

  14. hartnn
    • 2 years ago
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    now u got the correct answer ?

  15. hartnn
    • 2 years ago
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    like did u get 512 ?

  16. hartnn
    • 2 years ago
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    no ?

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spraguer (Moderator)
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