anonymous
  • anonymous
Determine the geometric mean of 5 and 8.
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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schrodinger
  • schrodinger
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anonymous
  • anonymous
\[\frac{ 5 }{ x } = \frac{ x }{ 8 }\]
anonymous
  • anonymous
40=4*10 sqrt40=sqrt(4*10) sqrt40=sqrt4*sqrt10 sqrt40=2*sqrt10
anonymous
  • anonymous
Cross multiply. \[x^{2} = 40\] Where does the 10 come in? Did you divide?

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anonymous
  • anonymous
2 sqrt(10)~~6.32456
anonymous
  • anonymous
I see. You eliminated the exponent and then square root 40. Okay, got it. :)

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