anonymous
  • anonymous
f(x)=2/sqrt(2x-4) find the domain. explain.
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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katieb
  • katieb
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anonymous
  • anonymous
x>2
anonymous
  • anonymous
you can't get real numbers when u take the sqrt of of negative numbers so sqrt of (2x-4) has to be greater than or equal to 0 to get that we set 2x-4 = 0 x =2, so if x is 2 or more it is a real number. however 2/0 is undefined so it is everything greater than 2. the domain is (2, infty)
anonymous
  • anonymous
or as melor said x>2

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anonymous
  • anonymous
thanks for the explanation =]

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