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anonymous

  • 5 years ago

ow do you do (5/4)^-2

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  1. anonymous
    • 5 years ago
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    1/ (5/4)^2

  2. anonymous
    • 5 years ago
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    \[(\frac{5}{4})^{-2}=(\frac{4}{5})^2=\frac{16}{25}\]

  3. anonymous
    • 5 years ago
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    Then how do you do (5/4)^2

  4. anonymous
    • 5 years ago
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    negative exponent means take the reciprocal. flip it. square by multiplying by itself.

  5. anonymous
    • 5 years ago
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    Ahah!

  6. anonymous
    • 5 years ago
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    easy to square a fraction

  7. anonymous
    • 5 years ago
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    what about 1/(36^-1/2)

  8. anonymous
    • 5 years ago
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    ok lets go slow. the exponent is negative, so get it out of the denominator and put it in the numerator. then the exponent will be positive.

  9. anonymous
    • 5 years ago
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    so its simply 36^1/2?

  10. anonymous
    • 5 years ago
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    \[\frac{1}{64^{-\frac{1}{2}}}=64^{\frac{1}{2}}\]

  11. anonymous
    • 5 years ago
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    yes. you are right

  12. anonymous
    • 5 years ago
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    i meant 36 not 64!

  13. anonymous
    • 5 years ago
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    Power over root right?

  14. anonymous
    • 5 years ago
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    zactly

  15. anonymous
    • 5 years ago
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    Thanks, I got some more Q's, but ill make a new thread so i can medal more peeps

  16. anonymous
    • 5 years ago
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  17. anonymous
    • 5 years ago
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    Cool!

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spraguer (Moderator)
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