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anonymous

  • one year ago

What is the missing value? A. −13 B. −5 C. 5 D. 13

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  1. anonymous
    • one year ago
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  2. anonymous
    • one year ago
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    I think its D. but im not exactly sure. @Nnesha

  3. Nnesha
    • one year ago
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    why do you think its D ?

  4. Nnesha
    • one year ago
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    exponent rule!\[\huge\rm \frac{ x^m }{ x^n }=x^{m-n}\]

  5. anonymous
    • one year ago
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    When you divide with the small number ( I forgot the name ) You just subtract.

  6. anonymous
    • one year ago
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    -13

  7. Nnesha
    • one year ago
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    how did you get that ?? 1st) move the -4 exponent to the top then think about it what number you should combine with 4 to get 9

  8. anonymous
    • one year ago
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    I have the answer (5)

  9. Nnesha
    • one year ago
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    yep right \[\frac{ 8^{?} }{ 8^{-4} } = 8^{?-(-4)}=8^{?+4}\] this time i gave you hint but next you should figure it out!

  10. Nnesha
    • one year ago
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    next time*

  11. anonymous
    • one year ago
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    ok ill really try next time i promise

  12. Nnesha
    • one year ago
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    good.

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