anonymous
  • anonymous
ow do you do (5/4)^-2
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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chestercat
  • chestercat
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anonymous
  • anonymous
1/ (5/4)^2
anonymous
  • anonymous
\[(\frac{5}{4})^{-2}=(\frac{4}{5})^2=\frac{16}{25}\]
anonymous
  • anonymous
Then how do you do (5/4)^2

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anonymous
  • anonymous
negative exponent means take the reciprocal. flip it. square by multiplying by itself.
anonymous
  • anonymous
Ahah!
anonymous
  • anonymous
easy to square a fraction
anonymous
  • anonymous
what about 1/(36^-1/2)
anonymous
  • anonymous
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.
anonymous
  • anonymous
so its simply 36^1/2?
anonymous
  • anonymous
\[\frac{1}{64^{-\frac{1}{2}}}=64^{\frac{1}{2}}\]
anonymous
  • anonymous
yes. you are right
anonymous
  • anonymous
i meant 36 not 64!
anonymous
  • anonymous
Power over root right?
anonymous
  • anonymous
zactly
anonymous
  • anonymous
Thanks, I got some more Q's, but ill make a new thread so i can medal more peeps
anonymous
  • anonymous
anonymous
  • anonymous
Cool!

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