cachetona23 cachetona23
  • 16-04-2018
  • Mathematics
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how to solve (x^(1/2))^4=36

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sqdancefan
sqdancefan sqdancefan
  • 16-04-2018
Use the laws of exponents to simplify the expression, then take the square root.
  x^2 = 36
  x = √36
  x = 6

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Note that the negative square root is not a solution if you require x^(1/2) be real. If that restriction is removed, then x = -6 is also a solution.
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