Sarebear968 Sarebear968
  • 12-10-2017
  • Mathematics
contestada

Why does the square root of 64 have a positive and negative value?

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ejmin
ejmin ejmin
  • 12-10-2017
because it means it has two answers when -8×-8 it equals 64 so is 8×8
in math when negative multiply negative it will be positive...
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