Colombianaaax3 Colombianaaax3
  • 23-05-2017
  • Mathematics
contestada

Find the exact value

1/2 subtract square root of (2) over 2

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bcalle
bcalle bcalle
  • 23-05-2017
1/2 - sqrt(2) /2 =
(1 - sqrt2) / 2
Since sqrt 2 is not a perfect square you cannot take it out of the radical.
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